US Pat. No. 9,788,469

OPTICAL CABLE WITH ELECTROMAGNETIC FIELD SHIELD LAYER

Corning Optical Communica...

9. An optical cable comprising;
a cable body including a first end, a second end and an inner surface defining a passage within the cable body;
an elongate optical transmission element located within the passage and extending between the first end and the second end
of the cable body;

an elongate metal wire located within the passage and extending between the first end and the second end of the cable body;
and

an electromagnetic shielding layer located within the passage surrounding the elongate metal wire, wherein at least a portion
of the electromagnetic shielding layer is located between the inner surface of the cable body and the elongate metal wire,
wherein the electromagnetic shield layer comprises a helically wrapped strand extending between the first end and the second
end of the cable body;

wherein the helically wrapped strand includes a non-metallic core strand supporting a metal material;
wherein the helix angle of the helically wrapped strand varies along a longitudinal axis of the cable.

US Pat. No. 9,507,102

CONNECTOR ASSEMBLIES AND METHODS FOR PROVIDING SEALING AND STRAIN-RELIEF

CORNING OPTICAL COMMUNICA...

1. A connector assembly, comprising:
a cable assembly comprising a cable with an overmold portion and a connector;
an inner housing assembly having a sealing element and a crank for providing strain-relief, the sealing element comprising
a longitudinal passageway extending from a front end to a rear end for receiving a part of the overmold portion within the
longitudinal passageway; and

a coupling body comprising a passageway that fits about part of the inner housing, the passageway comprises an attachment
feature for securing the coupling body and a clamping feature for engaging the crank,

wherein the crank having a plurality of arms are connected by a ring and the sealing element has a plurality of fingers near
a rear end, and wherein the ring fits into the longitudinal passageway of the sealing element for attaching the crank to the
sealing element and the plurality of arms of the crank are at least partially interleaved between the plurality of fingers
on the sealing element.

US Pat. No. 9,477,056

FIBER OPTIC CABLES AND ASSEMBLIES FOR FIBER TOWARD THE SUBSCRIBER APPLICATIONS

CORNING OPTICAL COMMUNICA...

1. A fiber optic cable comprising:
an optical fiber comprising a glass core, a glass cladding, and a polymer coating, wherein the optical fiber is a bend-resistant
optical fiber, such that:

attenuation at a wavelength of 850 nanometers in the optical fiber increases less than 0.5 decibels when the optical fiber
is wrapped one turn around a mandrel that is 10 millimeters in diameter, and

the attenuation at the 850 nanometers wavelength in the optical fiber increases less than 0.2 decibels when the optical fiber
is wrapped one turn around a mandrel that is 20 millimeters in diameter;

strength components on opposite sides of the optical fiber; and
a polymeric cable jacket, wherein the cable jacket surrounds the optical fiber and the strength components, and wherein strain
is present in the optical fiber at room temperature (25° C.).

US Pat. No. 9,329,351

DROP CABLE

CORNING OPTICAL COMMUNICA...

1. A drop cable, comprising:
a jacket, wherein the jacket comprises an extrudable material, wherein the jacket has a cavity defined therein, wherein the
cavity is oval-shaped, wherein the minor dimension of the oval-shape of the cavity is as small as about 0.25 mm, and wherein
the major dimension of the oval-shape of the cavity is in a range of 0.25 mm to 10 mm;

first and second support members, wherein the support members are arranged on opposing sides of the cavity, wherein the support
members run generally longitudinally, and wherein the support members are rod-like; and

at least one optical fiber, wherein the optical fiber is within the cavity, wherein the optical fiber has a length greater
than a length of the drop cable, wherein the optical fiber is in a serpentine configuration in the cavity, and wherein the
serpentine configuration is along a plane defined by a major axis of the oval-shape of the cavity.

US Pat. No. 9,261,651

FERRULE ASSEMBLIES, CONNECTOR ASSEMBLIES, AND OPTICAL COUPLINGS HAVING CODED MAGNETIC ARRAYS

CORNING OPTICAL COMMUNICA...

1. A connector assembly comprising:
a connector housing defining a connector enclosure and a connector housing opening;
a plug portion positioned within the connector enclosure and extending through the connector housing opening, the plug portion
defining a plug enclosure;

a ferrule assembly within the connector enclosure and the plug enclosure, the ferrule assembly comprising an optical interface
comprising:

a coded magnetic array comprising a plurality of magnetic regions; and
an optical coupling region comprising at least one lens component, wherein the coded magnetic array is positioned proximate
to the optical coupling region;

a first arm and a second arm located within the connector enclosure and the plug enclosure, wherein the ferrule assembly is
positioned within the connector enclosure between the first arm and the second arm; and

a bias member coupled to a rear portion of the connector housing and a rear face of the ferrule assembly, wherein the bias
member permits translation of the ferrule assembly within the connector enclosure and the plug enclosure along an optical
axis.

US Pat. No. 9,166,690

POWER DISTRIBUTION MODULE(S) FOR DISTRIBUTED ANTENNA SYSTEMS, AND RELATED POWER UNITS, COMPONENTS, SYSTEMS, AND METHODS

Corning Optical Communica...

1. A distributed antenna system, comprising:
a power distribution module comprising:
a power supply configured to provide a plurality of power outputs; and
a plurality of power controllers each connected to a respective one of the plurality of power outputs in parallel to provide
split power from the power supply to a respective power controller output;

each power controller output coupled to a respective power output port, at least two power output ports configured to be coupled
to a single remote unit in a first connection configuration and each power controller output configured to be coupled to a
respective remote unit in a second configuration; and

a remote unit comprising:
a first power input configured to receive a first power signal from a power distribution module through a first power medium;
a second power input electrically isolated from the first power input, the second power input configured to receive a second
power signal from the power distribution module through a second power medium;

a communications module configured to receive power from at least one of the first power input and the second power input
to communicate radio frequency (RF) communications with client devices through an antenna defining an antenna coverage area
associated with the remote unit; and

at least one wired service port configured to couple to at least one of the first power input and the second power input to
distribute power to an external module coupled to the at least one wired service port.

US Pat. No. 9,075,212

STRETCHABLE FIBER OPTIC CABLE

Corning Optical Communica...

1. A fiber optic cable, comprising:
a strength member configured to provide tensile strength as well as anti-buckling strength, wherein the strength member is
a rod;

tubes, each tube having a cavity, wherein the strength member provides reinforcement to the tubes, wherein the rod is a central
strength member and wherein the tubes are wound around the rod in a pattern of reverse-oscillatory winding, wherein the tubes
are generally round in cross-section and have an average outer diameter of 3 millimeters or less, wherein the tubes have an
average inner diameter of 2 millimeters or less; and

a binder sleeve for constraining the tubes, wherein the binder sleeve is primarily formed from an extruded polymer material;
a jacket extruded around the binder sleeve; and
optical fibers packed into the cavity of each tube such that the optical fibers bend therein, having excess optical fiber
length providing a strain window such that the optical fibers experience less than 0.5 dB/km of increased average attenuation
at 1310 nanometers wavelength when the cable experiences strain of up to 1% compared to when unstrained.

US Pat. No. 9,435,972

BINDER FILM FOR A FIBER OPTIC CABLE

CORNING OPTICAL COMMUNICA...

1. A sub-assembly of a fiber optic cable, the sub-assembly comprising:
a central strength member;
core elements wound about the central strength member in a stranded configuration, wherein the core elements comprise buffer
tubes, filler rods, secondary strength members, and/or conductive wires; and

a binder film overlaying the stranded core elements, the binder film comprising a polymeric material having a Young's modulus
of 3 gigapascals or less such that the binder film constrains the core elements.

US Pat. No. 9,219,879

RADIO-OVER-FIBER (ROF) SYSTEM FOR PROTOCOL-INDEPENDENT WIRED AND/OR WIRELESS COMMUNICATION

Corning Optical Communica...

1. A method of videoconferencing between a first peer device in a first coverage area and a second peer device in a second
different coverage area, comprising:
linking a plurality of broadband access points to a head-end unit (HEU) via a plurality of cables, each of the plurality cables
having at least one optical fiber and being configured to carry a signal from the HEU to the plurality of broadband access
points;

forming a first coverage area associated with a first one of the plurality of broadband access points;
forming a second coverage area associated with a second one of the plurality of broadband access points different from the
first coverage area;

using an optical switch bank to dynamically establish a link over at least one of the plurality of cables to allow the first
peer device to videoconference with the second peer device at least in part over the link;

receiving a request to establish videoconferencing between the first peer device and the second peer device from one of the
first and second peer devices, wherein

the first one of the plurality of broadband access points communicates with the first peer device and the second one of the
plurality of broadband access points communicates with the second peer device.

US Pat. No. 9,081,163

FIBER OPTIC CABLE WITH BEND PREFERENCE

Corning Optical Communica...

1. A fiber optic cable, comprising:
a polymeric jacket defining an outer periphery and a cavity interior thereto, wherein the cavity is elongate, and wherein
the outer periphery is polygonal;

an optical fiber positioned within the cavity of the jacket;
a first longitudinal strength element embedded in the jacket; and
a second longitudinal strength element embedded in the jacket on an opposite side of the cavity from the first strength longitudinal
member,

wherein the first and second longitudinal strength elements define a bend axis of the cable passing through the strength elements
that is orthogonal to the length of the cable, whereby the bend axis and the length of the cavity define a preferential plane
for bending, wherein the cable resists bending about a third axis that is orthogonal to the length of the cable and also orthogonal
to the bend axis, whereby the third axis and the length of the cable define a non-preferential plane for bending;

wherein the cable resists bending in the non-preferential plane by no more than five times as much as the cable resists bending
in the preferential plane.

US Pat. No. 9,112,611

OPTICAL FIBER-BASED DISTRIBUTED ANTENNA SYSTEMS, COMPONENTS, AND RELATED METHODS FOR CALIBRATION THEREOF

Corning Optical Communica...

1. A wireless communication system, comprising:
a downlink base transceiver station (BTS) interface configured to receive downlink electrical radio frequency (RF) signals
from at least one BTS;

at least one optical interface module (OIM) configured to:
receive and convert the downlink electrical RF signals from the downlink BTS interface into downlink Radio-over-Fiber (RoF)
signals on at least one communication downlink; and

receive and convert uplink RoF signals from at least one remote antenna unit (RAU) into uplink electrical RF signals on at
least one communication uplink;

an uplink BTS interface configured to receive and communicate the uplink electrical RF signals from the at least one communication
uplink to the at least one BTS; and

a controller configured to:
inject at least one calibration signal over the at least one communication downlink;
calibrate at least one downlink gain in the at least one communication downlink based on a loss incurred in the at least one
calibration signal in the at least one communication downlink;

cause the at least one calibration signal to be switched from the at least one communication downlink to the at least one
communication uplink; and

calibrate at least one uplink gain in the at least one communication uplink based on a loss incurred in the at least one calibration
signal in the at least one communication uplink.

US Pat. No. 9,435,953

OPTICAL FIBER CABLE WITH CORE ELEMENT HAVING SURFACE-DEPOSITED COLOR LAYER

CORNING OPTICAL COMMUNICA...

1. A method of forming an optical cable comprising:
providing an extruded and cooled first buffer tube surrounding an optical fiber, wherein the first buffer tube is formed from
a material having a first color;

depositing a first colorant material to the outer surface of the extruded and cooled first buffer tube forming a colored area
on the outer surface of the first buffer tube that extends axially along the outer surface of the first buffer tube, the first
colorant material having a second color;

providing an extruded and cooled second buffer tube surrounding an optical fiber, wherein the second buffer tube is formed
from the material having the first color;

depositing a second colorant material to the outer surface of the extruded and cooled second buffer tube forming a colored
area on the outer surface of the second buffer tube that extends axially along the outer surface of the second buffer tube,
the second colorant material having a third color; and

coupling the first buffer tube and the second buffer tube together after the first colorant material is deposited and after
the second colorant material is deposited.

US Pat. No. 9,325,429

PROVIDING DIGITAL DATA SERVICES AS ELECTRICAL SIGNALS AND RADIO-FREQUENCY (RF) COMMUNICATIONS OVER OPTICAL FIBER IN DISTRIBUTED COMMUNICATIONS SYSTEMS, AND RELATED COMPONENTS AND METHODS

Corning Optical Communica...

11. A method for distributing power in a distributed antenna system using a power unit, comprising:
conveying digital data signals and power signals through a plurality of electrical input links comprised in an electrical
input medium;

distributing the digital data signals to at least one communications interface through at least one electrical communications
output comprising a plurality of electrical output links comprising an upper set of electrical output links and a lower set
of electrical output links;

distributing the power signals to at least one power interface through at least one electrical power output comprising the
lower set of electrical output links;

receiving the digital data signals from the plurality of electrical input links comprised in the electrical input medium;
receiving the power signals from one or more electrical input links of the plurality of electrical input links comprised in
the electrical input medium;

providing the received digital data signals from the plurality of electrical input links to the at least one electrical communications
output; and

exclusively providing the received power signals from the one or more electrical input links to the lower set of electrical
output links of the at least one electrical power output.

US Pat. No. 9,285,556

CABLE ASSEMBLY

Corning Optical Communica...

1. A power and communication system, comprising:
a hybrid cable comprising:
electrical-conductor elements comprising wire conductors in the range of 10 AWG to 1/0 AWG;
fiber-optic elements comprising optical fibers;
a polymeric jacket surrounding the electrical-conductor and fiber-optic elements; and
conductive armor coupled to the jacket;
fiber-optic tethers comprising optical fibers spliced to the optical fibers of the hybrid cable;
electrical tethers joined to electrical-conductor elements, wherein the electrical tethers include a radio-frequency shielding
surrounding wire conductors, and wherein the shielding of the tethers is electrically connected to the conductive armor of
the hybrid cable, thereby providing grounding for the system;

a flexible, polymeric housing overlaying the spliced connections between the optical fibers of the hybrid cable and fiber-optic
tethers as well as the junctions between the wire conductors of the hybrid cable and the wire conductors of the electrical
tethers, wherein a conductive path for the grounding passes through the flexible, polymeric housing; and

an enclosure attached to an end of the armor of the hybrid cable, wherein at least one of the wire conductors of the hybrid
cable and electrical tethers passes through the enclosure, and wherein structure of the enclosure provides at least a portion
of the conductive path for the grounding.

US Pat. No. 9,097,869

MULTIFIBER SUBUNIT CABLE

CORNING OPTICAL COMMUNICA...

1. A subunit cable, comprising:
a subunit cable jacket; and
at least two subunits located within the subunit cable jacket, each subunit comprising:
a buffer tube; and
a plurality of optical fibers disposed within the buffer tube;
wherein the subunits are compressed against each other and against the interior of the subunit cable jacket such that the
cross-sections of the subunits are generally oval, thereby facilitating a smaller nominal outside diameter of the subunit
cable, wherein the subunits are compressed in the subunit cable jacket so that at least one of the subunits has a cross-section
with a minor outside dimension and a major dimension, and the ratio of the minor outside dimension to the major outside dimension
is less than 0.9.

US Pat. No. 9,069,152

FURCATING FIBER OPTIC CABLES WITHOUT DIRECT COUPLING OF OPTICAL FIBERS TO STRENGTH MEMBERS, AND RELATED ASSEMBLIES AND METHODS

Corning Optical Communica...

1. A method of furcating a fiber optic cable, comprising:
exposing an end portion of at least one fiber sub-unit and an end portion of at least one strength member from a cable jacket
of a fiber optic cable;

exposing an end portion of at least one optical fiber from an end portion of at least one fiber sub-unit jacket of the at
least one fiber sub-unit;

securing the end portion of the at least one optical fiber to the at least one fiber sub-unit jacket with at least one shrink
tube; and

securing the at least one shrink tube securing the at least one optical fiber to the at least one fiber sub-unit jacket, and
the at least one strength member to the cable jacket with at least one coupling member to furcate the fiber optic cable without
direct coupling of the at least one strength member to the at least one optical fiber.

US Pat. No. 9,419,710

ACTIVE OPTICAL CABLE ASSEMBLIES AND METHODS FOR THERMAL TESTING THEREOF

CORNING OPTICAL COMMUNICA...

1. A method of thermally testing an active optical cable assembly, the method comprising:
providing electrical signals to an optical transmission module within a first connector that converts the electrical signals
into optical signals for transmission over one or more optical fibers of the active optical cable assembly;

applying heat to the first connector by an internal heat generating test component disposed within the first connector to
raise a temperature of the optical transmission module over a range of desired temperatures as the electrical signals are
provided to the optical transmission module;

detecting electrical signals at a second connector of the active optical cable assembly as the temperature of the optical
transmission module is raised, wherein the detected electrical signals are converted from the optical signals on the one or
more optical fibers by an optical receiver module within the second connector; and

determining if the optical transmission module satisfies a benchmark at a threshold temperature of the optical transmission
module based on the electrical signals detected at the second connector.

US Pat. No. 9,304,275

MICROMODULE CABLES AND BREAKOUT CABLES THEREFOR

Corning Optical Communica...

1. A breakout cable, comprising:
a polymer jacket; and
a plurality of micromodules enclosed within the jacket, each micromodule having a plurality of bend resistant optical fibers
and a polymer sheath comprising polyvinyl chloride surrounding the bend resistant optical fibers, wherein each of the plurality
of bend resistant optical fibers is a multimode optical fiber, comprising a glass cladding region surrounding and directly
adjacent to a glass core region, wherein the core region is a graded-index glass core region, wherein the refractive index
of the core region has a profile having a parabolic or substantially curved shape, wherein the cladding comprises a first
annular portion having a lesser refractive index relative to a second annular portion of the cladding, wherein the first annular
portion is interior to the second annular portion, and wherein the cladding is surrounded by a low modulus primary coating
and a high modulus secondary coating, and

wherein when subjected to a corner bend load of six kilograms, delta attenuation at 850 nm in the cable due to the load is
less than 0.4 dB.

US Pat. No. 9,304,278

TRACEABLE CABLE WITH SIDE-EMITTING OPTICAL FIBER AND METHOD OF FORMING THE SAME

Corning Optical Communica...

1. A traceable cable formed by:
forming an optical fiber, wherein the optical fiber is formed by:
passing a glass core through a first die block that applies a UV-curable cladding onto the glass core to form an optical fiber,
wherein the cladding has a lower index of refraction than the glass core;

drawing the optical fiber past a laser, wherein the laser is pulsed as the optical fiber is drawn past the laser to selectively
ablate portions of the cladding, the laser ablated portions defining scattering sites configured to allow the optical fiber
to scatter light therefrom; and

passing the optical fiber through a second die block after selectively ablating portions of the cladding with the laser, wherein
the second die block applies an acrylic coating over the cladding; and

at least partially embedding the optical fiber within a jacket so that the optical fiber extends along at least a portion
of a length of the jacket, wherein the jacket defines an exterior surface of the traceable cable.

US Pat. No. 9,297,975

OPTICAL FIBER CABLE WITH PRINT PROTECTIVE OUTER SURFACE PROFILE

CORNING OPTICAL COMMUNICA...

1. An optical cable, comprising:
a cable body having an outer surface and an inner surface defining a lumen, wherein the cable body has a profile feature formed
on a curved section of the outer surface;

one or more optical transmission elements located within the lumen; and
an ink layer adhered to the outer surface of the cable body, wherein the ink layer forms alphanumeric characters that provide
information related to the optical cable;

wherein the profile feature is generally localized at the position of the ink layer, thereby providing asymmetry to the cable
body in cross-section;

wherein the profile feature includes at least one of a recess, a groove, and a trough that has a surface located below the
outer surface of the cable body adjacent to the profile feature, and wherein the profile feature further includes at least
one of a peak, a ridge, and a buttress adjoining the at least one of a recess, a groove, and a trough; and

wherein the ink layer is formed from a series of ink dots that are adhered to the outer surface of the cable body over the
groove array such that various ink dots are located on the surfaces of the troughs and the peaks, and wherein ink dots that
contribute to a single alphanumeric character span multiple grooves, whereby the profile feature mitigates damage, abrasion,
or wearing off of the ink layer due to limiting contact to the ink layer during use or installation of the optical cable.

US Pat. No. 9,058,529

RFID-BASED SYSTEMS AND METHODS FOR COLLECTING TELECOMMUNICATIONS NETWORK INFORMATION

Corning Optical Communica...

1. A radio-frequency identification (RFID)-based system for collecting information from a telecommunications network, comprising:
an optical transceiver having transceiver circuitry configured to perform at least one of storing, receiving and communicating
information;

an optical fiber connector having a connector RFID tag configured to store information and communicate with the transceiver
circuitry when electrically connected to the optical transceiver, wherein the connector RFID tag is adapted to generate a
connector RFID-tag signal that contains information stored in the optical fiber connector; and

a RF reader adapted to produce a reader signal that elicits said connector RFID-tag signal and that is configured to store
information contained in the connector RFID-tag signal.

US Pat. No. 9,459,422

COUPLING SYSTEM FOR A FIBER OPTIC CABLE

CORNING OPTICAL COMMUNICA...

1. A fiber optic cable, comprising:
a jacket forming a cavity therein;
a stack of fiber optic ribbons located in the cavity, each ribbon comprising a plurality of optical fibers arranged side-by-side
with one another and coupled to one another in a common matrix; and

a strength member embedded in the jacket,
wherein the jacket bulges around the strength member to form a ridge extending into the cavity lengthwise along jacket wherein
the ribbon stack is spiraled through the cavity such that corners of the ribbon stack pass by the ridge at intermittent locations
along the length of the jacket, and wherein interactions between the ridge and the corners of the ribbon stack facilitate
coupling of the ribbon stack to the jacket.

US Pat. No. 9,395,497

OPTICAL PORT HAVING ONE OR MORE ALIGNMENT FEATURES

CORNING OPTICAL COMMUNICA...

1. An optical port for a device, the optical port comprising:
a mounting body having a first pocket, a second pocket, and at least one mounting surface for securing the optical port;
one or more optical elements, wherein the first pocket and the second pocket are disposed on opposite sides of the one or
more optical elements;

a first alignment feature disposed in the first pocket, wherein the first alignment feature includes a first piston that is
translatable during mating; and

a second alignment feature disposed in the second pocket.

US Pat. No. 9,244,244

METHOD OF MANUFACTURING A FIBER OPTIC CABLE

CORNING OPTICAL COMMUNICA...

1. A method of manufacturing a fiber optic cable, comprising steps of:
extruding a first jacketing material around strength members;
extruding the first jacketing material over armor;
extruding the first jacketing material to form a cavity between the strength members and beneath the armor, wherein the cavity
is configured to support an optical fiber;

co-extruding a second jacketing material with the first jacketing material to form a discontinuity of material, wherein the
discontinuity is interior to the exterior surface of the fiber optic cable and beneath the armor.

US Pat. No. 9,097,864

FIBER OPTIC CONNECTOR ASSEMBLIES HAVING A REVERSE OPTICAL FIBER LOOP

Corning Optical Communica...

1. A fiber optic connector assembly comprising:
an optical fiber having a fiber end; and
a connector housing, wherein the optical fiber enters the connector housing from a first direction and is secured within the
connector housing in a second direction such that the optical fiber forms a reverse optical fiber loop within the connector
housing, wherein the optical fiber of the reverse optical fiber loop is free to move within the connector housing.

US Pat. No. 9,664,308

CABLE SUSPENSION CLAMP

Hubbell Incorporated, Sh...

1. A cable clamp comprising:
an elongated, open-top base having a first end, a second end, a first recess, a second recess, and a central region configured
to receive a cable;

a suspension arm extending from said open-top base and having an upper portion;
a keeper coupled to said open-top base having a first leg and a second leg, wherein the first leg is received in the first
recess, the second leg is received in the second recess, and the first recess extends into the suspension arm; and

an eyelet having an opening, a top portion, and a base portion extending from said upper portion of said suspension arm, said
base portion having a first width defined by an outer edge and said top portion having a second width defined by said outer
edge greater than said first width.

US Pat. No. 9,360,624

SPLICE PROTECTOR FOR FIBER OPTIC RIBBONS

CORNING OPTICAL COMMUNICA...

1. A fiber optic assembly, comprising:
first and second fiber optic ribbons, each comprising a plurality of optical fibers coupled in an arrangement where the optical
fibers are aligned side-by-side with one another, wherein the optical fibers of the first ribbon are spliced with the optical
fibers of the second ribbon such that the spliced ribbons at the splice have a common lengthwise axis, widthwise axis orthogonal
to the lengthwise axis, and thickness axis orthogonal to the lengthwise and widthwise axes; and

a splice protector supporting the optical fibers of the first and second fiber optic ribbons that are spliced to one another
at the splice, wherein the splice protector comprises an adhesive that provides a flexible support for the splice, wherein
the splice protector is at least half as flexible when cured over the splice as the first and second ribbons in bending about
the widthwise axis, and wherein the splice protector is at least 60% as flexible as the first and second ribbons in bending
about the widthwise axis.

US Pat. No. 9,297,974

STRAIN RELIEF FOR PIGTAIL MODULE

Corning Optical Communica...

1. A fiber optic module assembly having a fiber pigtail exiting module, the assembly comprising:
a main body of the module defining an internal chamber disposed between a first side and a second side;
a plurality of fiber optic components disposed at the first side of the module; and
a fiber optic harness including the fiber pigtail and a plurality of optical fibers within a portion of a protective tube
and a strain-relief assembly, the strain relief assembly including a first heat shrink and a second heat shrink, the plurality
of optical fibers exiting the second side of the main body of the module and the strain-relief assembly securing the plurality
of optical fibers and the protective tube to the main body of the module.

US Pat. No. 9,268,101

OPTICAL FIBER AND COMPOSITE INORGANIC FERRULE ASSEMBLIES

Corning Optical Communica...

1. An optical fiber assembly, comprising:
a ferrule having front and rear opposed faces and at least one fiber bore defined longitudinally therethrough; and
a glass optical fiber disposed within the at least one fiber bore of the ferrule;
wherein the fiber is fused to the ferrule at a location at least 1 mm deep inside the at least one fiber bore;
wherein the ferrule is composed of an inorganic composite material, the inorganic composite comprising a material gradient
from at least 75% by volume of a first inorganic material to at least 75% by volume of a second inorganic material in the
radially inward direction, the first inorganic material having a fracture toughness of at least 1 MPa·m1/2, the second inorganic material having a softening point of no greater than 1000° C. and

wherein the material gradient of the ferrule transitions either:
(a) by including both the first and second inorganic materials in the transition while continuously changing the respective
percentages by volume thereof with respect to a distance through the transition over a length radially inward through the
ferrule of at least 1/10 of a radius of the ferrule; or

(b) in a stepped manner from the at least 75% by volume of the first inorganic material to the at least 75% by volume of the
second inorganic material in the radially inward direction, wherein the stepped transition includes layers having both the
first and second inorganic materials in the respective layers but with differing ratios of the first and second inorganic
materials relative to one another.

US Pat. No. 9,097,874

POLARITY CONFIGURATIONS FOR PARALLEL OPTICS DATA TRANSMISSION, AND RELATED APPARATUSES, COMPONENTS, SYSTEMS, AND METHODS

Corning Optical Communica...

1. A fiber optic connection assembly comprising:
first, second, third, fourth, fifth, sixth, seventh, and eighth groups of optical fibers, wherein the groups of optical fibers
are arranged in data transmission pairs of the groups whereby one group of each pair is configured to provide data in a transmit
direction and the other group of the pair is configured to provide data in a receive direction, wherein the pairs of the groups
are organized such that a first pair comprises the first and second groups of optical fibers, a second pair comprises the
third and fourth groups of optical fibers, a third pair comprises the fifth and sixth groups of optical fibers, and a fourth
pair comprises the seventh and eighth groups of optical fibers;

a first connector set comprising first, second, and third connectors; and
a second connector set comprising fourth and fifth connectors,
wherein each of the first, second, third, fourth, and fifth connectors is a multi-fiber connector having a first parallel
optical configuration comprising n fiber positions,

wherein the first pair of groups of optical fibers extends between the first and fourth connectors,
wherein the second pair of groups of optical fibers extends between the second and fourth connectors,
wherein the third pair of groups of optical fibers extends between the second and fifth connectors,
wherein the fourth pair of groups of optical fibers extends between the third and fifth connectors, and
wherein the fifth and sixth groups of optical fibers are connected to the second connector at fiber positions located between
the fiber positions of the third group of optical fibers and the fiber positions of the fourth group of optical fibers.

US Pat. No. 9,085,047

COATING REMOVAL SYSTEMS FOR OPTICAL FIBERS

Corning Optical Communica...

1. A method of laser preparing an end portion of an optical fiber, comprising:
emitting a laser beam from a laser;
removing at least a portion of a coating from an end portion of an optical fiber by:
deflecting the laser beam at an angle theta repeatedly across an optical axis of the optical fiber with a control system to
form at least two sets of laser scans; and

directing the laser beam with the control system to position respective scans of the at least two sets of laser scans to intersect
the optical axis of the optical fiber at a plurality of radial positions; and

cleaving the end portion of the optical fiber by:
removing at least a portion of the circumference of the optical fiber by deflecting the laser beam at an angle repeatedly
across the optical axis of the optical fiber with the control system; and

directing the laser beam with the control system to position respective laser cleave scans of the at least two cleave sets
of laser cleave scans to intersect the optical axis of the optical fiber at the plurality of radial positions.

US Pat. No. 9,485,022

RADIO-OVER-FIBER (ROF) SYSTEM FOR PROTOCOL-INDEPENDENT WIRED AND/OR WIRELESS COMMUNICATION

Corning Optical Communica...

1. A wireless communication system, comprising:
an optical switch bank;
a plurality of remote access points distributed throughout multiple floors of a building infrastructure; and
at least one fiber optic cable, the at least one fiber optic cable comprising a plurality of optical fibers and being configured
to carry Radio-over-Fiber (RoF) signals from the optical switch bank for communication with the remote access points, wherein

a first one of the plurality of remote access points is configured to form a corresponding first coverage area,
a second one of the plurality of remote access points is configured to form a corresponding second, different coverage area,
the optical switch bank is configured to establish a RoF-based optical link over at least one of the fiber optic cables such
that a first peer device in the first coverage area can communicate with a second peer device in the second coverage area
at least in part over the RoF-based optical link, and

at least one of the first and second ones of the plurality of remote access points is configured to communicate via both Wireless
Local Area Network (WLAN) and broadband signals.

US Pat. No. 9,442,005

NON-CONTACT METHODS OF MEASURING INSERTION LOSS IN OPTICAL FIBER CONNECTORS

Corning Optical Communica...

1. A non-contact method of measuring an insertion loss of a device-under-test (DUT) jumper cable with a system that includes
a reference jumper cable, wherein an end of the DUT jumper cable includes a first DUT connector having a first ferrule with
a first optical fiber and a first end face, wherein an end of the reference jumper cable includes a reference connector having
a second ferrule with a second optical fiber and a second end face, the method comprising:
(a) optically coupling a remote end of the DUT jumper cable that is opposite the end with the first DUT connector to a detector
of the system;

(b) axially aligning the first and second ferrules so that the first and second end faces are confronting and spaced apart
to define a gap with an axial gap distance d;

(c) measuring values of the insertion loss between the first and second optical fibers for different gap distances d>0, wherein
light is passed through the reference jumper cable and the DUT jumper cable and measured by the detector when measuring values
of the insertion loss such that the insertion loss represents a total jumper cable insertion loss;

(d) calculating a contact position where the first and second end faces are expected to come into contact so that there is
a gap distance of d=0, wherein the calculating of the contact position is based on the measured values of the insertion loss
when d>0; and

(e) after the calculating of the contact position, estimating a value for the insertion loss for the gap distance of d=0 based
on the measured values of the insertion loss when d>0.

US Pat. No. 9,291,775

OPTICAL FIBER CONNECTOR WITH ACHROMATIC GRIN LENS

Corning Optical Communica...

1. An optical fiber connector for coupling light to or from an input fiber over a range of operating wavelengths between first
and second operating wavelengths, comprising:
a first alignment member;
a gradient-index (GRIN) lens held by the alignment member, the GRIN lens having a front end, a back end, and an axial length
L that is substantially equal to P/2, where P is a length over which the light with the range of operating wavelengths traverses
one period of a sinusoidal path through the GRIN lens, and wherein 0.5 mm?L?5 mm;

a field fiber that interfaces with the back end of the GRIN lens to define a first interface, wherein the GRIN lens and the
field fiber define a coupling loss CL between the input fiber and the field fiber, and wherein the coupling loss CL<0.2 dB
over the range of wavelengths;

a splice member within or proximate the first alignment member, the splice member configured to operably align the GRIN lens
and the field fiber at the first interface; and

wherein the first operating wavelength is 800 nm and the second operating wavelength is 1600 nm.

US Pat. No. 9,258,052

REDUCING LOCATION-DEPENDENT INTERFERENCE IN DISTRIBUTED ANTENNA SYSTEMS OPERATING IN MULTIPLE-INPUT, MULTIPLE-OUTPUT (MIMO) CONFIGURATION, AND RELATED COMPONENTS, SYSTEMS, AND METHODS

Corning Optical Communica...

1. A multiple-input multiple-output (MIMO) remote unit configured to wirelessly distribute MIMO communications signals to
wireless client devices in a distributed antenna system, comprising:
a first MIMO transmitter comprising a first MIMO transmitter antenna configured to transmit MIMO communications signals in
a first polarization and a second MIMO transmitter antenna configured to transmit MIMO communications signals in a second
polarization different from the first polarization; and

a second MIMO transmitter comprising a third MIMO transmitter antenna configured to transmit MIMO communications signals in
the first polarization and a fourth MIMO transmitter antenna configured to transmit MIMO communications signals in the second
polarization;

the first MIMO transmitter configured to:
receive a first downlink MIMO communications signal in a first phase over a first downlink communications medium, and transmit
the first downlink MIMO communications signal wirelessly as a first electrical downlink MIMO communications signal over the
first MIMO transmitter antenna in the first polarization; and

receive a second downlink MIMO communications signal in the first phase over a second downlink communications medium, and
transmit the second downlink MIMO communications signal wirelessly as a second electrical downlink MIMO communications signal
over the second MIMO transmitter antenna in the second polarization;

the second MIMO transmitter configured to:
receive a third downlink MIMO communications signal in the first phase over a third downlink communications medium, and transmit
the third downlink MIMO communications signal wirelessly as a third electrical downlink MIMO communications signal over the
third MIMO transmitter antenna in the first polarization; and

receive a fourth downlink MIMO communications signal over a fourth downlink communications medium, and transmit the fourth
downlink MIMO communications signal in a second phase shifted from the first phase, wirelessly as a fourth electrical downlink
MIMO communications signal over the fourth MIMO transmitter antenna in the second polarization.

US Pat. No. 9,240,835

SYSTEMS, METHODS, AND DEVICES FOR INCREASING RADIO FREQUENCY (RF) POWER IN DISTRIBUTED ANTENNA SYSTEMS

Corning Optical Communica...

1. A distributed antenna system, comprising:
at least one remote antenna unit (RAU) module configured to receive radio frequency (RF) signals from a first group of a plurality
of channels being used in a first frequency band supported by the distributed antenna system; and

at least one remote expansion unit (RXU) module operatively coupled to the at least one RAU module and comprising an antenna,
the RXU module configured to receive RF signals from a second group of the plurality of channels being used in the first frequency
band supported by the distributed antenna system.

US Pat. No. 9,207,407

FIBER OPTIC CONNECTOR AND BONDED COVER

Corning Optical Communica...

1. A fiber optic assembly, comprising:
a connector comprising a ferrule, wherein an optical fiber extends through the ferrule and to an end face of the connector,
and wherein an end of the optical fiber is polished proximate to the end face of the connector;

an adhesive cover bonded directly to the end face of the connector, wherein the adhesive cover overlays the polished end of
the optical fiber and is configured draw loose particulates of dust and debris from the end face of the connector upon removal;
and

an end cap positioned over a portion of the connector and the adhesive cover;
wherein:
the adhesive cover is bonded to an exterior side of the connector in addition to the end face of the connector,
the adhesive cover includes an exposed portion that is not bonded directly to the connector and that defines a terminal end
of the adhesive cover,

the exposed portion extends from an interface between the end cap and the connector, and
the exposed portion is configured to allow for peeling of the adhesive cover from the connector in a single direction for
removal.

US Pat. No. 9,154,222

COOLING SYSTEM CONTROL IN DISTRIBUTED ANTENNA SYSTEMS

Corning Optical Communica...

1. A distributed communication system, comprising:
head-end equipment configured to receive downlink electrical radio frequency (RF) communications services signals and to convert
the downlink electrical RF communications services signals into downlink optical RF communications services signals to be
communicated over at least one optical RF communications services downlink;

a plurality of remote antenna units; and
a plurality of power distribution modules, the modules comprising: at least one fan; at least one output power port configured
to distribute output power to at least one of the remote antenna units; and a monitoring circuit, wherein

the monitoring circuit is configured to monitor a power usage of the at least one fan and to provide an alarm signal to at
least one of the remote antenna units when the power usage of the at least one fan is outside of predetermined operating parameters.

US Pat. No. 9,151,900

OPTICAL COUPLINGS HAVING CODED MAGNETIC ARRAYS AND DEVICES INCORPORATING THE SAME

Corning Optical Communica...

1. An optical cable assembly comprising:
a connector housing having a coupling face;
a lens assembly within the connector housing, the lens assembly including an optical interface and a lens component;
an optical fiber comprising a fiber end that is maintained within the lens assembly at a fiber end location; and
at least one coded magnetic array within the coupling face, the at least one coded magnetic array including a plurality of
magnetic regions configured for aligning the coupling face.

US Pat. No. 9,097,875

BINDER FILM FOR A FIBER OPTIC CABLE

CORNING OPTICAL COMMUNICA...

1. A sub-assembly of a fiber optic cable, the sub-assembly comprising:
a central strength member;
core elements wound about the central strength member in a stranded configuration that includes a pattern of reverse-oscillatory
winding, wherein the core elements comprise buffer tubes, wherein the buffer tubes contain optical fibers, and wherein the
buffer tubes include a water-blocking element; and

a binder film overlaying and surrounding the stranded core elements, wherein the binder film forms a continuous closed loop
in cross-section that extends lengthwise, wherein the binder film constrains the core elements in the stranded configuration,
and wherein the binder film comprises a polymeric material having a Young's modulus of 3 gigapascals or less, thereby providing
a relatively high springiness to the binder film so that the binder film may conform to the shape of the core elements and
not overly distort the core elements, and thereby reducing likelihood of attenuation of the optical fibers.

US Pat. No. 9,519,118

REMOVABLE FIBER MANAGEMENT SECTIONS FOR FIBER OPTIC HOUSINGS, AND RELATED COMPONENTS AND METHODS

Corning Optical Communica...

1. A fiber optic system, comprising:
a fiber optic housing defining at least one interior chamber configured to support fiber optic equipment; and
a removable front section connected to the fiber optic housing and defining at least one front section interior chamber coupled
to the at least one interior chamber of the fiber optic housing;

wherein the removable front section is configured to support at least one fiber management device to manage one or more optical
fibers connected to fiber optic equipment disposed in the fiber optic housing.

US Pat. No. 9,453,964

STRIPPING APPARATUS AND METHODS FOR OPTICAL FIBERS

Corning Optical Communica...

13. A method of preparing a fiber, comprising:
providing a stripping apparatus having a housing, and a blade assembly with at least one coating blade and at least one cleave
blade;

inserting a fiber into the stripping apparatus; and
translating the blade assembly relative to the housing along a longitudinal axis of the housing, wherein translating the blade
assembly causes the at least one coating blade to strip a coating off the fiber and causes the at least one cleave blade to
cleave the fiber;

wherein translating the blade assembly causes a portion of the blade assembly to engage at least one ramp on the housing to
effect movement of the at least one coating blade relative to the at least one ramp and toward the fiber.

US Pat. No. 9,453,969

GRATING-COUPLER ASSEMBLY WITH SMALL MODE-FIELD DIAMETER FOR PHOTONIC-INTEGRATED-CIRCUIT SYSTEMS

CORNING OPTICAL COMMUNICA...

1. A grating-coupler assembly for optically coupling light into or out of a photonic integrated circuit (PIC), comprising:
a silicon-on-insulator (SOI) substrate;
at least one silicon waveguide supported by the SOI substrate, wherein the silicon waveguide is optically coupled to one or
more PIC components on the PIC;

at least one grating coupler supported by the SOI substrate and optically coupled to the at least one silicon waveguide;
an optical fiber having an end and at least one core having a mode-field diameter MFD60 in the range 5 ?m?MFD60?6 ?m, wherein the optical-fiber end is disposed adjacent the at least one grating coupler; and

wherein the at least one core of the optical fiber and the at least one grating coupler define a coupling efficiency CE?0.7.
US Pat. No. 9,416,046

METHODS OF LASER CLEAVING OPTICAL FIBERS

CORNING OPTICAL COMMUNICA...

1. A method of forming an optical surface on an end portion of an optical fiber, comprising:
providing a ferrule having a first end, a second end, and a ferrule bore extending between the first and second ends;
inserting an optical fiber through the ferrule bore so that an end portion of the optical fiber extends past an end face on
the second end of the ferrule;

emitting at least one laser beam from at least one laser;
directing the at least one laser beam to be incident on the end portion of the optical fiber at a plurality of locations,
wherein the laser beam is emitted and directed to have a maximum beam width that is less than an outer diameter of the optical
fiber at each of the plurality of locations; and

operating the at least one laser to form a plurality of holes in the optical fiber at the plurality of locations, wherein
the end portion of the optical fiber is cleaved by forming the holes.

US Pat. No. 9,400,362

FIBER OPTIC CABLE

CORNING OPTICAL COMMUNICA...

1. A fiber optic cable, comprising:
a jacket defining an exterior of the cable;
a rigid tube, wherein the rigidity of the tube is greater than that of the jacket;
densely-packed strength members on the outside of the rigid tube, compressed between the rigid tube and the jacket,
loosely-packed strength members on the inside of the rigid tube; and
an optical core that is interior to the tube, wherein the optical core comprises at least one optical fiber, and
wherein the optical core comprises micromodules and a central strength member, wherein each micromodule comprises a sheath
surrounding optical fibers and the micromodules are stranded around the core in an S-Z pattern where pitch is such that an
average lengthwise distance of a rotation of the micromodules around the central strength member is less than 150 millimeters.

US Pat. No. 9,360,646

FIBER OPTIC RIBBON CABLE

CORNING OPTICAL COMMUNICA...

1. A fiber optic ribbon cable, comprising:
a fiber optic ribbon having a bend preference, wherein the cable includes only one fiber optic ribbon, and wherein the fiber
optic ribbon includes at least eight fibers;

a jacket defining an exterior of the cable, wherein the outer diameter of the jacket is within 0.5 mm of 3.6 mm on average,
wherein the wall thickness of the jacket is within 0.25 mm of 0.5 mm on average, and wherein the jacket forms a cavity through
which extends the fiber optic ribbon, and wherein the jacket is substantially free of a bend preference, wherein the cavity
of the jacket is round in cross-section and the fiber optic ribbon is oblong or rectangular in cross-section, wherein the
diameter of the cavity is at least 0.2 mm greater than the width of the fiber optic ribbon, and wherein the diameter of the
cavity is no more than 1.5 mm greater than the width of the fiber optic ribbon;

strength members loosely positioned in the cavity between the fiber optic ribbon and the jacket, wherein the strength members
are flexible in bending such that the strength members are substantially free of a bend preference; and

wherein the cavity of the jacket is sized relative to the fiber optic ribbon in order to allow the fiber optic ribbon to bend
and twist within the cavity with respect to the jacket as the cable bends and the strength members facilitate the relative
movement between the jacket and the fiber optic ribbon by sliding along the interior of the jacket when the cable is in bending
and twisting, assisting movement of the optical fibers of the fiber optic ribbon to low-stress positions within the cavity
and decoupling the bend preference of the fiber optic ribbon from transfer to the jacket so handling of the cable from the
exterior of the jacket is generally free of a bend preference.

US Pat. No. 9,167,626

FIBER STRIPPING METHODS AND APPARATUS

Corning Optical Communica...

1. An apparatus for removing at least one coating from a lengthwise section of an optical fiber, wherein the at least one
coating has a thermal decomposition temperature, and the apparatus comprises:
a heater configured for heating a heating region to a temperature above the thermal decomposition temperature of the at least
one coating;

a securing mechanism configured for securing the optical fiber so that the lengthwise section of the optical fiber is positioned
in the heating region;

a controller operatively associated with the heater; and
a sensor for detecting explosive removal of the at least one coating from the lengthwise section of the optical fiber, wherein
the controller is configured and operatively associated with the sensor for deactivating the heater in response to the sensor
detecting explosive removal of the at least one coating from the lengthwise section of the optical fiber, so that the deactivating
of the heater occurs not later than immediately after the explosive removal of the at least one coating from the lengthwise
section of the optical fiber in the heating region.

US Pat. No. 9,075,211

FIBER OPTIC CABLES ALLOWING FIBER TRANSLATION TO REDUCE BEND ATTENUATION

Corning Optical Communica...

1. A fiber optic cable configured for use in consumer electronics applications, including connecting computer peripherals,
the fiber optic cable comprising:
(A) colored optical fibers, each of the optical fibers comprising a glass core and cladding, wherein the optical fibers are
non-buffered optical fibers;

(B) a polymer jacket having an outer periphery and a channel periphery that defines a channel through which the optical fibers
extend,

wherein the channel extends the entire length of the cable,
wherein the shape of the channel is selected to allow the optical fibers to translate therein when the cable is bent;
wherein the channel has a height that is generally measured along a first axis and a width that is generally measured along
a second axis, wherein the height of the channel is greater than the width of the channel, wherein the optical fibers may
move along the first axis;

wherein the channel has an aspect ratio, obtained by dividing the height of the channel by the width of the channel, of at
least 1.5;

wherein the outer periphery of the jacket constitutes the exterior of the fiber optic cable;
wherein the fiber optic cable is circular in cross-section;
wherein the fiber optic cable has a particularly small footprint such that the diameter of the circular cross-section is about
3 millimeters;

(C) first and second bend-control elements,
wherein the bend-control elements provide a preferential bend characteristic to the fiber optic cable such that the fiber
optic cable is inclined to twist when subjected to bending stresses so that the fiber optic cable bends about the second axis
and the optical fibers will tend to move in the channel to assume a state of lower strain;

wherein the bend control elements are arranged on opposite sides of the channel from one another and are aligned with the
second axis,

wherein the bend-control elements are wholly embedded in the jacket,
wherein the bend control elements comprise electrically-conductive material and wherein the electrically-conductive material
is metallic;

wherein the bend control elements are spaced apart from the interior of the channel by a distance of at least 0.15 millimeters,
thereby providing sufficient separation to mitigate pinching or other direct- or indirect-interaction that may attenuate,
damage, or otherwise influence the optical fibers when the cable is bent.

US Pat. No. 9,488,793

COMBINED OPTICAL FIBER AND POWER CABLE

CORNING OPTICAL COMMUNICA...

1. A combined low attenuation optical communication and power cable comprising:
a cable body including a first end, a second end and an inner surface defining a channel within the cable body;
a buffer tube located within the channel;
a plurality of optical fibers located within the buffer tube, each optical fiber including a glass core, a first cladding
layer having a first refractive index and a second cladding layer located outside of the first cladding layer having a second
refractive index, wherein the second refractive index is less than the first refractive index;

a plurality of copper electrical conducting elements located within the channel, wherein each of the copper electrical conducting
elements has a diameter smaller than or equal to 16 AWG;

a tensile strength fiber group located within the channel and extending between the first end and the second end of the cable
body, the tensile strength fiber group located toward a central area of the channel such that the buffer tube is located between
the tensile strength fiber group and the inner surface of the cable body and such that the copper electrical conducting element
is located between the tensile strength fiber group and the inner surface of the cable body, wherein the fiber group includes
at least two elongate aramid fibers; and

a water absorbent polymer material attached to at least one of the aramid fibers of the tensile strength fiber group.

US Pat. No. 9,490,913

PROVIDING DIGITAL DATA SERVICES AS ELECTRICAL SIGNALS AND RADIO-FREQUENCY (RF) COMMUNICATIONS OVER OPTICAL FIBER IN DISTRIBUTED COMMUNICATIONS SYSTEMS, AND RELATED COMPONENTS AND METHODS

Corning Optical Communica...

10. A method of operating a wireless communication system comprising head-end equipment and a plurality of remote units distributed
over multiple floors of a building infrastructure, the method comprising:
distributing power in the wireless communication system using a power unit located in at least one of the remote units, distributing
power comprising:

conveying digital data signals and power signals through a plurality of electrical input links comprised in an electrical
input medium;

distributing the digital data signals to at least one communications interface through at least one electrical communications
output comprising a plurality of electrical output links comprising an upper set of electrical output links and a lower set
of electrical output links;

distributing the power signals to at least one power interface through at least one electrical power output comprising the
lower set of electrical output links;

receiving the digital data signals from the plurality of electrical input links comprised in the electrical input medium;
receiving the power signals from one or more electrical input links of the plurality of electrical input links comprised in
the electrical input medium;

providing the received digital data signals from the plurality of electrical input links to the at least one electrical communications
output;

exclusively providing the received power signals from the one or more electrical input links to the lower set of electrical
output links of the at least one electrical power output;

conveying optical RF communications signals through a plurality of optical RF communications input links; and
distributing the optical RF communications signals to the at least one remote unit.

US Pat. No. 9,383,538

OPTICAL CABLE SPLICE CASSETTES WITH DEVICE HOLDER

Corning Optical Communica...

1. A splice cassette for optical cables and optical devices, the splice cassette comprising:
a tray base having a tray top surface;
a tray center portion defined on the tray top surface inside a plurality of tray cable securing members arranged around a
center-portion periphery of the tray center portion, the tray center portion having a tray proximal zone and a tray distal
zone defined thereon;

a device holder hingedly attached to the tray base and having a holder-closed position and a holder-open position, the device
holder comprising:

a holder inner surface having a holder proximal zone and a holder distal zone defined thereon;
at least one first holder cable securing member arranged around a first side of a holder periphery of the holder inner surface;
at least one second holder cable securing member arranged around a second side of the holder periphery of the holder inner
surface opposite the first side of the holder periphery; and

at least one device securing member disposed in the holder proximal zone of the holder inner surface;
an optical device secured to the device holder by the at least one device securing member;
at least one first cable connected to a first side of the optical device adjacent to the first side of the holder periphery;
and

at least one second cable connected to a second side of the optical device adjacent to the second side of the holder periphery;wherein:
the at least one first cable is routed from the first side of the optical device, through the at least one first holder cable
securing member, to a first tray cable securing member on the tray top surface;

the at least one second cable is routed from the second side of the optical device, through the at least one second holder
cable securing member, to a second tray cable securing member on the tray top surface;

between the first holder cable securing member and the first tray cable securing member, the at least one first cable crosses
the at least one second cable.

US Pat. No. 9,369,222

DETERMINING PROPAGATION DELAY OF COMMUNICATIONS IN DISTRIBUTED ANTENNA SYSTEMS, AND RELATED COMPONENTS, SYSTEMS, AND METHODS

Corning Optical Communica...

1. A communications system, comprising:
a distributed antenna system, comprising:
at least one downlink radio frequency (RF) interface configured to receive downlink RF signals from a base station and distribute
the downlink RF signals over at least one downlink communications medium to one or more remote antenna units (RAUs) to be
communicated to one or more client devices;

at least one uplink RF interface configured to receive uplink RF signals over at least one uplink communications medium from
the one or more RAUs communicated by the one or more client devices to the one or more RAUs; and

a propagation delay generator configured to add propagation delay to the at least one uplink communications medium;
at least one propagation delay measurement circuit communicatively coupled to the at least one downlink RF interface and the
at least one uplink RF interface, the at least one propagation delay measurement circuit configured to measure propagation
delay of the received uplink RF signals from the one or more client devices by the at least one uplink RF interface in response
to the downlink RF signals; and

a controller communicatively coupled to the at least one propagation delay measurement circuit, the controller configured
to determine the location of the one or more client devices as a function of determined propagation delay of the received
uplink RF signals from the one or more client devices.

US Pat. No. 9,294,290

OPTICAL CABLE ASSEMBLIES WITH LOW-SPEED DATA PASS-THROUGH ARCHITECTURE AND SLEEP MODE OPERATION

CORNING OPTICAL COMMUNICA...

1. A method of operating a sleep mode of an optical cable assembly comprising an optical transceiver device, the method comprising:
receiving a sleep trigger at the optical cable assembly;
for a time T1, turning a laser of an optical Tx lane of the optical transceiver device on or off and providing a fixed logical high or
a fixed logical low on low-speed Rx line of the optical cable assembly based on a connection state of an electrical connector
of the optical cable assembly;

after the time T1, turning off the laser of the optical Tx lane and maintaining the fixed logical high or the fixed logical low on the low-speed
Rx line of the optical cable assembly;

placing one or more components of the optical transceiver device into a low-power state; and
periodically transmitting an optical intra-cable signal from the optical Tx lane of the optical transceiver device over an
optical fiber to a far end of the optical cable assembly.

US Pat. No. 9,140,867

ARMORED OPTICAL FIBER CABLE

CORNING OPTICAL COMMUNICA...

1. An optical communication cable, comprising:
(A) a core of the cable, comprising:
(i) optical fibers each comprising a core surrounded by a cladding;
(ii) buffer tubes surrounding subsets of the optical fibers,
(iii) a central strength member, wherein the buffer tubes are stranded around the central strength member in a pattern of
stranding including reversals in lay direction of the buffer tubes;

(B) armor surrounding the core of the cable, wherein the armor comprises metal;
(C) a jacket surrounding and bonded to the armor, wherein the jacket comprises a polymer;
(D) a binder film to hold the buffer tubes in position around the central strength member,
wherein the binder film surrounds the core of the cable and is interior to the armor,
wherein the binder film is bonded to an interior of the armor, thereby providing quick access to the core of the cable via
simultaneous removal of the binder film when the armor and jacket are removed; and

(E) water-absorbing powder particles positioned on an interior surface of the binder film, between the binder film and the
core of the cable.

US Pat. No. 9,140,874

METHODS OF CONTROLLING JACKET BONDING WITH CABLE ARMOR AND WATER BLOCKING AT STRENGTH MEMBERS

CORNING OPTICAL COMMUNICA...

1. A method of making an armored fiber optic cable, comprising:
providing a fiber optic cable core, the fiber optic cable core including at least one optical fiber capable of conveying optical
signals;

at least partially enclosing the fiber optic cable core in armor;
applying particulate matter to an exterior surface of the armor;
providing at least one strength element;
applying a filler material to the at least one strength element; and
after applying the particulate matter, forming a covering over the armor, wherein the at least one strength element is adjacent
to the exterior surface of the armor and at least partially embedded in the covering, the filler material contacting the armor.

US Pat. No. 9,319,138

DYNAMIC CELL BONDING (DCB) FOR RADIO-OVER-FIBER (ROF)-BASED NETWORKS AND COMMUNICATION SYSTEMS AND RELATED METHODS

Corning Optical Communica...

1. A method of operating a wireless communication system, comprising:
(a) determining a first plurality of remote units in a cloud bonded to a communication session;
(b) measuring at least one of a received signal strength and a data rate from each of the first plurality of remote units;
(c) measuring at least one of a received signal strength and an estimated data rate from each of a second plurality of remote
units in the cloud not bonded to the communication session; and

(d) dynamically bonding one of the second plurality of remote units to the communication session if the at least one of the
measured received signal strength and the estimated data rate of the one of the second plurality of remote units is greater
than the at least one of the measured received signal strength and the data rate of one of the first plurality of remote units.

US Pat. No. 9,266,771

ELECTRIC ARC APPARATUS FOR PROCESSING AN OPTICAL FIBER, AND RELATED SYSTEMS AND METHODS

Corning Optical Communica...

1. A method of processing an optical fiber, comprising:
extending the optical fiber along a longitudinal axis, wherein the longitudinal axis extends through an opening defined by
a first electrode of an electric arc apparatus, and wherein the first electrode is at least partially hollow such that the
optical fiber extends along the longitudinal axis within the first electrode;

positioning an end of the optical fiber closer to the first electrode than to one or more second electrodes of the electric
arc apparatus, wherein the one or more second electrodes each terminate at a location spaced from the opening defined by the
first electrode; and

providing a voltage to the first electrode or the one or more second electrodes to generate a plasma field between the first
electrode and the one or more second electrodes, wherein the plasma field is focused by the first electrode and the one or
more second electrodes so that the plasma field extends across the longitudinal axis and modifies the end of the optical fiber.

US Pat. No. 9,270,374

PROVIDING DIGITAL DATA SERVICES IN OPTICAL FIBER-BASED DISTRIBUTED RADIO FREQUENCY (RF) COMMUNICATIONS SYSTEMS, AND RELATED COMPONENTS AND METHODS

Corning Optical Communica...

1. A distributed antenna system for distributing radio frequency (RF) communications and digital data services (DDS) to at
least one remote antenna unit (RAU), comprising:
a head-end unit (HEU) configured to:
receive at least one downlink electrical RF communications signal;
convert the at least one downlink electrical RF communications signal into at least one downlink optical RF communications
signal to be communicated over at least one communications downlink to the at least one RAU;

receive at least one uplink optical RF communications signal over at least one communications uplink from the at least one
RAU; and

convert the at least one uplink optical RF communications signal into at least one uplink electrical RF communications signal;
a DDS controller configured to:
receive at least one downlink signal containing at least one DDS;
convert the at least one downlink signal containing at least one DDS to at least one downlink optical digital signal containing
at least one DDS;

provide the at least one downlink optical digital signal containing at least one DDS over at least one second communications
downlink to the at least one RAU;

receive at least one uplink optical digital signal over at least one second communications uplink from the at least one RAU;
convert the at least one uplink optical digital signal to at least one uplink electrical digital signal; and
at least one RAU, wherein each RAU of the at least one RAU comprises:
an optical-to-electrical (O/E) converter configured to convert received downlink optical RF communications signals to downlink
electrical RF communications signals and provide the downlink electrical RF communications signals to at least one first port;

an electrical-to-optical (E/O) converter configured to convert uplink electrical RF communications signals received from the
at least one first port to uplink optical RF communications signals; and

a DDS interface coupled to at least one second port and configured to:
convert downlink optical digital signals into downlink electrical digital signals to provide to the at least one second port;
and

convert uplink electrical digital signals received from the at least one second port into uplink optical digital signals;
and

at least one device supporting digital data services and connected to at least one RAU via the at least one second port, and
wherein the DDS interface further comprises a power interface configured to receive electrical power and provide the electrical
power to the at least one second port, the electrical power configured to power the at least one device supporting digital
data services and connected to the at least one RAU.

US Pat. No. 9,151,905

PRETERMINATED FIBER OPTIC CONNECTOR SUB-ASSEMBLIES, AND RELATED FIBER OPTIC CONNECTORS, CABLE ASSEMBLIES, AND METHODS

Corning Optical Communica...

1. A method of pre-terminating a fiber optic connector sub-assembly, comprising:
providing at least one optical fiber stub of a fixed length, the at least one optical fiber stub having at least one front
end and at least one rear end;

inserting the at least one optical fiber stub through at least one ferrule bore of a ferrule body of a ferrule, wherein the
at least one optical fiber stub disposed in the at least one ferrule bore is not directly accessible through the ferrule body;

extending at least one front end of the at least one optical fiber stub through at least one front opening of the ferrule
body from a front end of the ferrule body to dispose at least one rear end of the at least one optical fiber stub within the
at least one ferrule bore at the front end of the ferrule body;

inserting at least one front end of at least one optical fiber through at least one rear opening of the ferrule into the at
least one ferrule bore of the ferrule, adjacent to the at least one rear end of the at least one optical fiber stub; and

fusion splicing the at least one rear end of the at least one optical fiber stub with the at least one front end of the at
least one optical fiber within the at least one ferrule bore to terminate the at least one optical fiber.

US Pat. No. 9,144,917

COMPRESSIVE WEDGE CLEAVING OF OPTICAL FIBERS

Corning Optical Communica...

1. A method for at least separating lengths of an optical fiber from one another, comprising:
breaking the lengths of the optical fiber apart from one another while
a cross-sectional region of the optical fiber is in a state of multi-axial compressive stress, and
the multi-axial compressive stress of the cross-sectional region extends across the optical fiber;
wherein the breaking is comprised of
propagating at least one crack across the optical fiber while the cross-sectional region is in the state of multi-axial compressive
stress, and

the at least one crack being positioned in sufficiently close proximity to the cross-sectional region while the cross-sectional
region is in the state of multi-axial compressive stress so that the multi-axial compressive stress in the cross-sectional
region restricts the at least one crack from penetrating the cross-sectional region.

US Pat. No. 9,128,254

OPTICAL CONNECTOR WITH ADHESIVE MATERIAL

Corning Optical Communica...

1. An optical fiber connector, comprising:
a ferrule configured to receive an optical fiber, wherein the ferrule has a fiber bore and a storage location interior to
the ferrule and adjacent to the fiber bore, wherein the storage location comprises a funnel-shaped portion that is directed
toward the fiber bore; and

an adhesive material positioned in the storage location, wherein the adhesive material is a dry material, and wherein the
adhesive material is a solid material;

wherein the fiber bore defines an opening in a face of the ferrule and the fiber bore extends from the face of the ferrule
to an inner entrance located within the ferrule, wherein the storage location has a wide end and a narrow end, wherein the
narrow end of the storage location faces the inner entrance of the fiber bore, wherein the adhesive material blocks the inner
entrance of the fiber bore.

US Pat. No. 9,500,826

OPTICAL CONNECTOR SYSTEMS FOR HIGH-BANDWIDTH OPTICAL COMMUNICATION

CORNING OPTICAL COMMUNICA...

1. A receptacle for receiving an optical connector, the receptacle comprising:
a receptacle body defining a connector cavity, the receptacle body comprising a rear wall having a first surface and a second
surface, wherein:

the rear wall comprises a ferrule opening dimensioned to accept a ferrule body of the optical connector, and a connector engagement
portion surrounding the ferrule opening;

the connector engagement portion comprises a perimeter notch within the second surface of the rear wall and surrounding the
ferrule opening, the perimeter notch defining a connector engagement surface that is dimensioned to contact a portion of the
optical connector; and

the connector engagement surface comprises a first alignment feature positioned proximate a first edge of the ferrule opening,
and a second alignment feature proximate a second edge of the ferrule opening that is opposite from the first edge; and

an active component assembly comprising:
a substrate, wherein the substrate is coupled to the first surface of the rear wall; and
an active component substrate comprising an array of active components, wherein the active component substrate is disposed
on a surface of the substrate and is aligned with the ferrule opening of the rear wall.

US Pat. No. 9,429,731

OPTICAL FIBER CABLE ASSEMBLY COMPRISING OPTICAL TRACER FIBER

Corning Optical Communica...

4. An optical fiber cable assembly comprising at least one optical tracer fiber, one or more optical data transmission fibers,
and a cable jacket, wherein:
the optical data transmission fibers are surrounded by the cable jacket and define a data transmission profile comprising
a relatively low scattering loss of <10 dB/km at a data transmission wavelength or wavelength range ?D that lies in an IR portion of the optical spectrum;

the optical tracer fiber defines a tracer scattering profile comprising a relatively high scattering loss of >15 dB/km at
a tracer wavelength or wavelength range ?T that lies in a visible portion of the optical spectrum such that visible light at the tracer wavelength or wavelength range
?T is dispersed from the optical tracer fiber along at least a portion of its length, wherein the optical tracer fiber is configured
such that the visible light at the tracer wavelength or wavelength range ?T is capable of being dispersed from zero-bend portions of the optical tracer fiber at a luminance that is at least about 80
cd/m2;

the cable jacket comprises an optically reflective material and a fluorescent component that generates the optically visible
shifted tracer wavelength or wavelength range ?T* upon propagation of the tracer wavelength or wavelength range ?T from the optical tracer fiber through the cable jacket;

the optical tracer fiber is partially embedded in the cable jacket or secured to an outer periphery of the cable jacket such
that a portion of the dispersed visible light from the optical tracer is reflected by the optically reflective material of
the cable jacket to exit the optical fiber cable assembly;

wherein the optical tracer fiber is configured to receive light that is supplied to the optical tracer fiber from locations
other than ends of the optical tracer fiber, wherein at least a portion of the cladding of the optical tracer fiber allows
at least some light to pass through the cladding and into the core of the optical tracer fiber at the locations other than
the ends of the optical tracer fiber; and

a lighting device attachable to the cable jacket at the locations other than the ends of the optical tracer fiber, wherein
the lighting device comprises a curved channel configured to orient the optical tracer fiber to receive light from a lighting
element in the lighting device.

US Pat. No. 9,417,397

CONDUCTIVE ASSEMBLIES SECURING OPTICAL FIBERS TO FERRULES BY THERMALLY SECURING BONDING AGENTS WITHIN FIBER OPTIC CONNECTOR HOUSINGS, AND RELATED METHODS AND ASSEMBLIES

Corning Optical Communica...

1. A method of bonding an optical fiber in a ferrule comprising:
disposing an optical fiber and a bonding agent in a bore of a ferrule;
disposing the ferrule at least partially in a conductive assembly such that a conductive element of the conductive assembly
contacts a portion of the ferrule;

directing a laser beam at a laser beam absorber of the conductive assembly, wherein the laser beam absorber is thermally connected
to the conductive element, and wherein energy from the laser beam is absorbed by the laser beam absorber so that heat is transferred
through the conductive element to the ferrule to bring the bonding agent to a securing temperature; and

cooling the bonding agent to secure the optical fiber in the bore of the ferrule.

US Pat. No. 9,225,423

OPTICAL ENGINES AND OPTICAL CABLE ASSEMBLIES CAPABLE OF LOW-SPEED AND HIGH-SPEED OPTICAL COMMUNICATION

CORNING OPTICAL COMMUNICA...

1. An optical engine comprising:
a low-speed Tx line;
a low-speed Rx line, wherein a low-speed Tx signal is transmitted on the low-speed Tx line and a low-speed Rx signal is received
on the low-speed Rx line;

a high-speed data lane comprising a high-speed Tx lane and a high-speed Rx lane, wherein:
a high-speed Tx signal is transmitted as an electrical signal on the high-speed Tx lane, and a high-speed Rx signal is received
as an electrical signal on the high-speed Rx lane; and

the high-speed Tx signal and the high-speed Rx signal are transmitted and received at a higher data transfer rate than the
low-speed Tx signal and the low-speed Rx signal;

an optical transceiver device comprising an optical Tx lane and an optical Rx lane, wherein the high-speed data lane is coupled
to the optical transceiver device such that high-speed Tx signal present on the high-speed Tx lane is converted to a high-speed
optical signal at the optical Tx lane, and a high-speed optical signal received at the optical Rx lane is converted to a high-speed
Rx signal that is provided to the high-speed Rx lane; and

a control circuit positioned between the low-speed Tx line and the low-speed Rx line and the optical transceiver device, wherein
the control circuit is electrically coupled to the optical transceiver device and is configured such that the control circuit
selectively routes the low-speed Tx signal at the low-speed Tx line directly to the optical transceiver device in real time
such that the optical transceiver device converts the low-speed Tx signal to a low-speed optical Tx signal at the optical
Tx lane.

US Pat. No. 9,219,546

EXTREMELY HIGH FREQUENCY (EHF) DISTRIBUTED ANTENNA SYSTEMS, AND RELATED COMPONENTS AND METHODS

Corning Optical Communica...

1. A base unit for distributing extremely high frequency (EHF) modulated data signals to at least one remote antenna unit
(RAU), comprising:
a downlink data source input configured to receive a downlink electrical data signal from a data source;
an electrical-to-optical (E-O) converter configured to convert the downlink electrical data signal into a downlink optical
data signal;

an oscillator configured to generate an electrical carrier signal at a center frequency in an EHF band;
a modulator configured to combine the downlink optical data signal with the electrical carrier signal to form a downlink modulated
optical signal comprising the downlink optical data signal modulated at the center frequency of the electrical carrier signal,
the modulator further configured to send the downlink modulated optical signal to at least one RAU; and

an uplink receiver comprising at least one antenna, the uplink receiver configured to operate at a frequency substantially
lower than EHF to receive uplink electromagnetic signals from at least one wireless client through the at least one antenna.

US Pat. No. 9,176,288

OPTICAL PLUG CONNECTOR HAVING AN OPTICAL BODY WITH A LENS ON A REFLECTIVE SURFACE

Corning Optical Communica...

1. An optical connector, comprising:
an optical body comprising at least one optical channel with an optical interface portion at a first side, the at least one
optical channel having a total internal reflection (TIR) surface with a lens at a second side, and at least one fiber lead-in
aligned at a first end to the TIR surface at the second side; wherein:

the TIR surface is angled in a first direction from a longitudinal axis defined between a first alignment feature and a second
alignment feature that are disposed on the first side of the optical body;

the TIR surface is angled in a second direction from the longitudinal axis; and
the second side of the optical body is co-aligned with the longitudinal axis.

US Pat. No. 9,494,749

FIBER OPTIC CONNECTORS HAVING A TRANSLATING TRAY ALONG WITH CABLE ASSEMBLIES USING THE CONNECTORS

CORNING OPTICAL COMMUNICA...

1. A fiber optic connector, comprising:
a housing;
a fiber optic body having an optical interface with at least one optical channel;
at least one optical fiber in optical communication with the at least one optical channel of the optical interface, the at
least one optical fiber being attached to the fiber optic body;

a tray that is movable between a first position that retracts the tray into the housing and a second position where the tray
extends from the housing, wherein the fiber optic body is fixed at a position inside the housing independent of the tray being
located at the first position or the second position;

at least one alignment member that translates with the tray when moved from the second position to the first position;
at least one rail attached to the tray; and
an actuator for moving the tray between the first position and the second position.

US Pat. No. 9,184,843

DETERMINING PROPAGATION DELAY OF COMMUNICATIONS IN DISTRIBUTED ANTENNA SYSTEMS, AND RELATED COMPONENTS, SYSTEMS, AND METHODS

Corning Optical Communica...

1. A distributed antenna system apparatus, comprising:
at least one downlink radio frequency (RF) interface configured to receive downlink RF signals and distribute the downlink
RF signals over at least one downlink communications medium to one or more remote antenna units (RAUs);

at least one uplink RF interface configured to receive uplink RF signals over at least one uplink communications medium from
the one or more RAUs;

at least one propagation delay measurement circuit communicatively coupled to the at least one downlink RF interface and the
at least one uplink RF interface and configured to measure propagation delay between the distribution of the downlink RF signals
by the at least one downlink RF interface and the receipt of the downlink RF signals as uplink RF signals by the at least
one uplink RF interface; and

a controller communicatively coupled to the at least one propagation delay measurement circuit and configured to:
communicate to an RAU among the one or more RAUs to return received downlink RF signals as uplink RF signals to the at least
one uplink RF interface;

activate the at least one downlink RF interface to distribute the received downlink RF signals to the RAU among the one or
more RAUs; and

determine the propagation delay as a function of delay between the at least one downlink RF interface and the RAU among the
one or more RAUs, and as a function of delay between the RAU among the one or more RAUs and the at least one uplink RF interface
from the at least one propagation delay measurement circuit.

US Pat. No. 9,442,260

INTERPOSER HAVING OPTICAL INTERFACE WITH ALIGNMENT STRUCTURES FORMED BY A RESIST LAYER OF INTERPOSER AND RELATED OPTIC ASSEMBLIES

CORNING OPTICAL COMMUNICA...

1. An interposer having a connector mounting surface, an optical alignment structure and an optical interface, the optical
alignment structure being formed by a resist layer of the interposer.

US Pat. No. 9,669,592

METHOD OF MANUFACTURING A FIBER OPTIC DROP CABLE

CORNING OPTICAL COMMUNICA...

1. A method of manufacturing a fiber optic cable, comprising steps of:
manufacturing a subunit by:
extruding a subunit jacket over a first reinforcement material; wherein the subunit jacket defines a passageway interior thereto;
wherein the subunit jacket is an indoor jacket comprising a flame-retardant jacketing material; wherein the first reinforcement
material constrains, within the subunit jacket, an optical fiber extending through the passageway such that the optical fiber
and the subunit jacket are coupled to one another by way of the first reinforcement material; and wherein the first reinforcement
material is at least one of so positioned and non-rigid in bending such that the subunit has essentially no bend preference;
and

manufacturing an outer portion of the fiber optic cable by:
pressure-extruding an outer jacket over a second reinforcement material to tightly constrain components of the fiber optic
cable interior to the outer jacket; wherein the outer jacket is an outdoor jacket comprising medium- or high-density polyethylene;
wherein the second reinforcement material is between the outer jacket and the subunit jacket, whereby removal of the outdoor
jacket and the second reinforcement material converts the fiber optic cable to an indoor cable; wherein the second reinforcement
material is at least one of so positioned and non-rigid in bending such that, in combination with the subunit, the fiber optic
cable has essentially no bend preference; and wherein hoop stress applied to the second reinforcement material by the outer
jacket constrains the second reinforcement material between the subunit and outer jackets such that the second reinforcement
material is held in position and oriented to provide anti-buckling support to the fiber optic cable and thereby mitigate effects
on the optical fiber of jacket shrinkage due to low temperatures experienced by the fiber optic cable.

US Pat. No. 9,651,741

SIMPLIFIED FIBER OPTIC CONNECTORS HAVING LENSES AND METHOD FOR MAKING THE SAME

CORNING OPTICAL COMMUNICA...

1. A method of making an optical connector, comprising:
providing a fiber body having a front portion with a plurality of fiber body fiber guides;
placing a plurality of optical fibers within the fiber body fiber guides and securing the plurality of optical fibers to the
fiber body so the plurality of optical fibers extend beyond the plurality of fiber body fiber guides;

cleaving the plurality of optical fibers;
inserting a portion of the fiber body into an entrance of a connector body so that the plurality of optical fibers are adjacent
to a plurality of lenses of the connector body.

US Pat. No. 9,651,754

FIBER OPTIC RIBBON

CORNING OPTICAL COMMUNICA...

8. A fiber optic ribbon, comprising:
optical fibers, each optical fiber comprising a core surrounded by a cladding and a layered polymeric coating discretely surrounding
the cladding thereof, wherein the layered polymeric coating has a first layer contacting the cladding and a second layer surrounding
the first layer, wherein the first layer is the same for each of the optical fibers, and wherein the color of the second layers
of at least two of the optical fibers differ by Munsell chroma of at least 3 from one another;

edge bonding rigidly connecting the optical fibers to one another in a side-by-side arrangement;
a stress-isolation layer surrounding the optical fibers and the edge bonding, wherein the edge bonding limits independent
movement of the optical fibers relative to one another within the stress-isolation layer; and

a hardened shell surrounding the optical fibers, the edge bonding, and the stress-isolation layer,
wherein, at 25° Celsius and at sea level, the Young's modulus of elasticity of the hardened shell is, on average, at least
twice that of the stress-isolation layer,

whereby the hardened shell mitigates damage to the stress-isolation layer from external sources of wear, the stress-isolation
layer cushions the optical fibers relative to external sources of stress and provides at least some flexibility to the optical
fibers within the hardened shell, and the edge bonding mitigates attenuation of the optical fibers associated with fiber-on-fiber
loading internal to the stress-isolation layer.

US Pat. No. 9,435,977

OPTICAL FIBER CABLE WITH PRINT PROTECTIVE OUTER SURFACE PROFILE

CORNING OPTICAL COMMUNICA...

1. An optical cable, comprising:
a cable body having an outer surface and an inner surface defining a lumen, wherein the cable body has a profile feature formed
on the outer surface, wherein the profile feature comprises a trough that extends longitudinally between a first buttress
and a second buttress, the first buttress and the second buttress having a radial height, and wherein the trough defines a
continuous concave surface between the first buttress and the second buttress that is recessed below the radial height; and

an ink layer adhered to the concave surface, wherein the ink layer forms alphanumeric characters that provide information
related to the optical cable.

US Pat. No. 9,379,817

PLUG AND PLAY OPTICAL TRANSCEIVER MODULE FOR ELECTRONIC DEVICES

CORNING OPTICAL COMMUNICA...

1. An optical transceiver module, comprising:
a circuit board assembly for receiving and transmitting optical signals, the circuit board assembly including a circuit board;
a connector shell attached to the circuit board assembly so that the circuit board is disposed outside the connector shell,
the connector shell having a first lobe and a second lobe separated by a pocket; and

a faceplate.

US Pat. No. 9,810,855

FIBER OPTIC CONNECTORS AND SUB-ASSEMBLIES WITH STRENGTH MEMBER RETENTION

Corning Optical Communica...

1. A fiber optic connector sub-assembly for securing and retaining a fiber optic cable therein, the fiber optic connector
sub-assembly comprising:
a cable lock comprising:
a cable channel for receiving a fiber optic cable therethrough; and
at least one strength member engagement surface of the cable lock; and
a retention body comprising:
an optical fiber channel for receiving an end portion of at least one optical fiber of the fiber optic cable therethrough;
and

at least one strength member engagement surface of the retention body configured to cooperate with the at least one strength
member engagement surface of the cable lock to receive and retain at least one strength member of the fiber optic cable,

wherein:
at least one of the cable lock and the retention body comprises at least one tab configured to mate with a respective slot
in the other of the cable lock and the retention body, and

each of the at least one tab mates with the respective slot in a snap-fit arrangement.

US Pat. No. 9,664,872

FIBER OPTIC CABLES WITH EXTRUDED ACCESS FEATURES FOR ACCESS TO A CABLE CAVITY

CORNING OPTICAL COMMUNICA...

1. A cable jacket comprising:
a primary portion of an extrudable first polymeric material having two major surfaces and at least partially defining a cavity,
the cavity having a cavity minor dimension a major dimension; and

at least one discontinuity of an extrudable second polymeric material at least partially embedded in and coextrudable with
the primary portion, the discontinuity extending along a length of the cable, wherein the first polymeric material comprises
polyethylene and is different from the second polymeric material, and wherein the at least one discontinuity allows the jacket
to be separated at the discontinuity to provide access to the cavity.

US Pat. No. 9,494,755

FIBER OPTIC CABLE ASSEMBLY

CORNING OPTICAL COMMUNICA...

1. A fiber optic cable assembly, comprising:
a distribution cable comprising a jacket having a generally flat profile such that the periphery of the distribution cable,
when viewed in cross-section, includes two major surfaces of the jacket that are generally flat and are connected by arcuate
end surfaces of the jacket, wherein the jacket defines a cavity therein, wherein the distribution cable comprises strength
members embedded in the jacket and positioned on opposing sides of the cavity, and wherein the distribution cable comprises
a plurality of optical fibers extending through the cavity; and

a tether cable comprising an optical fiber, wherein the optical fiber of the tether cable is fusion spliced to one of the
optical fibers of the distribution cable by way of an opening in a side of the jacket of the distribution cable.

US Pat. No. 9,494,764

FIBER OPTIC DISTRIBUTION CABLES AND STRUCTURES THEREFOR

CORNING OPTICAL COMMUNICA...

1. A fiber optic distribution cable assembly, comprising:
a fiber optic distribution cable having a jacket defining a cavity therein with an access location defined by a single opening
formed in the jacket that extends to the cavity, and a plurality of optical fibers extending through the cavity of the jacket,
the plurality of optical fibers comprising a distribution optical fiber that includes a severed optical fiber that extends
through and protrudes from the single opening in the jacket at the access location, the distribution optical fiber having
an end that would extend to, but not beyond, a cutting location within the cavity of the jacket if inserted through the single
opening and into the cavity, the cutting location being spaced apart from the single opening along the distribution cable
at a position where the jacket is not breached; and

a demarcation point provided at the access location for generally inhibiting the movement of the distribution optical fiber
at or near the access location.

US Pat. No. 9,411,114

LOOSE-TUBE FIBER OPTIC CABLES

CORNING OPTICAL COMMUNICA...

1. A loose-tube fiber optic cable comprising a cable core and a jacket, the cable core comprising a buffer tube and an optical
fiber, wherein:
the optical fiber is positioned within the buffer tube;
the buffer tube is positioned at an interior region of the loose-tube fiber optic cable;
the jacket is positioned around the cable core; and
at least a portion of the buffer tube comprises a first phase comprising a first polymer and a second phase comprising a second
polymer, the first polymer and the second polymer are different chemical compositions, and the first phase and the second
phase are disposed in at least a partially co-continuous microstructure;

wherein at least a portion of the buffer tube has a continuity index (?I) of greater than or equal to 0.1.

US Pat. No. 9,057,857

FIBER OPTIC ASSEMBLY FOR OPTICAL CABLE

Corning Optical Communica...

1. A fiber optic assembly, comprising:
a plurality of optical fibers
a buffer tube forming an elongate passage, wherein the plurality of optical fibers are positioned in the passage of the buffer
tube,

wherein the buffer tube comprises at least one layer of a composite material, wherein the composite material of the buffer
tube comprises a base material and a filler material blended into the base material,

wherein particles of the filler material have an acicular structure, the particles having a longest dimension that is on average
at least ten times a narrowest dimension of the particles, and

wherein the buffer tube has kink resistance such that when the buffer tube is formed into a loop of 85 millimeters in diameter
with a plastic ring of about 2 centimeters in interior diameter holding the cross-over point of the loop, and when the loop
is then constricted by fixing one side of the buffer tube and drawing the other side of the buffer tube through the ring at
a rate of 250 millimeters per minute to decrease the size of the loop, kinking of the buffer tube occurs when the loop is
20 millimeters or less in diameter, where the diameter at kinking is the diameter corresponding to a peak drawing force applied
that is then accompanied by a drop in at least 10% of that peak force thereafter upon continued constricting of the loop.

US Pat. No. 9,810,857

FIBER OPTIC CABLE DEMARCATIONS INHIBITING MOVEMENT OF OPTICAL FIBERS RELATIVE TO STRENGTH MEMBERS, AND RELATED ASSEMBLIES AND METHODS

Corning Optical Communica...

1. A connectorized fiber optic cable, comprising:
a cable jacket;
at least one optical fiber and at least one strength member extending from the cable jacket at a cable jacket interface; and
a bonding agent disposed in at least one cavity inside the cable jacket at the cable jacket interface to form a demarcation
inside the cable jacket at the cable jacket interface, the bonding agent attaching the at least one optical fiber and the
at least one strength member together to inhibit longitudinal movement of the at least one optical fiber relative to the at
least one strength member.

US Pat. No. 9,423,583

OPTICAL USB CABLE WITH CONTROLLED FIBER POSITIONING

CORNING OPTICAL COMMUNICA...

1. A fiber optic cable having a diameter in the range of 2.8-3.2 millimeters and comprising:
a polymer jacket having a channel therein with a height in the range of 0.6-1.4 millimeters;
at least one optical fiber in the channel;
a strength material disposed within the channel and contacting the at least one optical fiber;
a first electrical conductor on a first side of the channel; and
a second electrical conductor on a second side of the channel,
wherein the first electrical conductor and the second electrical conductor are in the range of 24-28 American Wire Gauge (AWG)
and the channel is arranged on a first axis that extends through the first and second electrical conductors,

wherein the optical fiber is positioned in the channel and remains within the channel when the fiber optic cable is bent a
maximum amount such that a bend radius of the optical fiber is greater than or equal to a minimum bend radius of the optical
fiber.

US Pat. No. 9,389,371

FIBER OPTIC CONNECTORS AND INTERFACES FOR FIBER OPTIC CONNECTIVITY THROUGH DEVICE DISPLAY SURFACE, AND RELATED COMPONENTS, SYSTEMS AND METHODS

CORNING OPTICAL COMMUNICA...

1. A fiber optic connector for optically connecting to a device through a display surface of the device, comprising:
a display alignment feature configured to align with a display surface of a device;
a mechanical alignment feature configured to mate with a device alignment feature of a device body of the device that supports
the display surface such that the display alignment feature is retained against the display surface of the device when the
mechanical alignment feature is mated with the device alignment feature of the device; and

a connector optical interface configured to optically connect to a device optical interface of the device through the display
surface of the device when the display alignment feature is aligned with the display surface of the device.

US Pat. No. 9,154,860

OPTICAL INTERCONNECTION ASSEMBLY FOR SPINE-AND-LEAF NETWORK SCALE OUT

Corning Optical Communica...

1. An optical interconnection assembly for optically connecting one or more spine switches to one or more leaf switches in
a spine-and-leaf (S/F) network, comprising:
an array of duplex fiber optic cables, wherein each of the duplex fiber optic cables has a first end and a second end, and
wherein each duplex optical fiber cable forms a parallel channel having a data rate D;

a plurality of ML of leaf multi-fiber (MF) components, wherein each of the leaf MF components optically connects to the first ends of certain
ones of the duplex fiber optic cables, and wherein each leaf MF component provides NL parallel channels and a bandwidth BWL;

a plurality of MS of spine MF components, wherein each of the spine MF components optically connects to the second ends of certain ones of the
duplex fiber optic cables, and wherein each spine MF component provides NS parallel channels and a bandwidth BWS; and

wherein the array of duplex fiber optic cables connects every leaf MF component to every spine MF component to define the
NS and NL parallel channels, and wherein BWS=NS·D and BWL=NL·D so that NS/NL=ML/MS.

US Pat. No. 9,810,847

METHODS AND SYSTEMS TO FORM OPTICAL SURFACES ON OPTICAL FIBERS

Corning Optical Communica...

1. A method of forming an optical surface on an end portion of an optical fiber, comprising:
providing a ferrule having a first end, a second end, a ferrule bore extending between the first end and the second end, and
a bonding agent disposed within at least a portion of the ferrule bore;

inserting an optical fiber through the ferrule bore so that an end portion of the optical fiber extends past an end face on
the second end of the ferrule;

emitting at least one laser beam from at least one laser;
directing the at least one laser beam to the end face of the ferrule at a location spaced from the ferrule bore, wherein the
at least one laser beam is also directed at an angle relative to the end face of the ferrule so as to be incident on the end
portion of the optical fiber after reflecting off the end face of the ferrule; and

operating the at least one laser to cleave the end portion of the optical fiber, wherein the end face on the ferrule does
not crack due to thermal expansion when operating the at least one laser.

US Pat. No. 9,602,209

EXTREMELY HIGH FREQUENCY (EHF) DISTRIBUTED ANTENNA SYSTEMS, AND RELATED COMPONENTS AND METHODS

Corning Optical Communica...

1. A system for distributing extremely high frequency (EHF) modulated data signals to a plurality of remote antenna units
(RAUs) deployed in a building infrastructure, the system comprising:
a downlink data source input configured to receive a downlink electrical data signal from a data source, the downlink electrical
data signal including at least one high definition video signal;

an electrical-to-optical (E-O) converter configured to convert the downlink electrical data signal into a downlink optical
data signal;

an oscillator configured to generate an electrical carrier signal at a center frequency in an EHF band between 30 and 300
GHz;

a modulator configured to combine the downlink optical data signal with the electrical carrier signal to form a downlink modulated
optical signal comprising the downlink optical data signal modulated at the center frequency of the electrical carrier signal;
and

a plurality of RAUs distributed in a building infrastructure, at least one RAU being optically coupled to the E-O converter
and comprising:

an optical to electrical (O-E) converter configured to receive the downlink modulated optical signal from the modulator and
convert the downlink modulated optical signal into a downlink modulated electrical signal; and

one or more antennas configured to transmit the downlink modulated electrical signal as an electromagnetic signal to a wireless
client, and to receive Wireless Fidelity (WiFi) uplink electromagnetic signals from a wireless client.

US Pat. No. 9,477,046

FIBER OPTIC INTERFACE DEVICES FOR ELECTRONIC DEVICES

CORNING OPTICAL COMMUNICA...

1. A fiber optic interface device for connecting at least one optical fiber of an optical fiber cable, comprising:
a housing having a central axis, a front end, and an interior having a ferrule guide member attached to the housing and disposed
therein;

first and second electrical contacts disposed on opposing sides of the housing, the first and second electrical contacts having
respective first and second rear portions that extend into the housing interior;

a ferrule having a central axis, front and rear ends, and configured to support the at least one optical fiber having an optical
fiber end substantially at the ferrule front end, the ferrule being moveably supported by the ferrule guide member with the
ferrule axis being aligned with the housing central axis; and

a resilient member disposed within the housing interior and operatively arranged therein to forward-bias the ferrule toward
the housing front end.

US Pat. No. 9,383,537

CASSETTE AND DROP HANDLE WITH FLEXIBLE RADIUS CONTROLLER

Corning Optical Communica...

1. A cassette for optical cables comprising:
a plurality of adapters that connect external devices to the cassette; and
a drop handle hingedly connected to the cassette and configured to inhibit access to the plurality of adapters when in a closed
position and to allow access to the plurality of adapters when in an open position, the drop handle comprising:

a channel configured to guide cables connected to the plurality of adapters to at least one side of the cassette;
a first opening on a side proximate to the plurality of adapters and configured to allow the cables into the channel while
maintaining their connection to the plurality of adapters;

a second opening on a side proximate to the first opening and configured to allow the cables to exit the drop handle on the
at least one side of the cassette; and

a flexible radius controller connected to the second opening.

US Pat. No. 9,354,411

RECEIVER OPTICAL ASSEMBLIES (ROAS) HAVING PHOTO-DETECTOR REMOTELY LOCATED FROM TRANSIMPEDANCE AMPLIFIER, AND RELATED COMPONENTS, CIRCUITS, AND METHODS

CORNING OPTICAL COMMUNICA...

1. A receiver optical assembly (ROA), comprising:
a photo-detector disposed in an optical header packaging, the photo-detector configured to detect and convert input optical
signals into output electrical signals;

a differential transimpedance amplifier (TIA) circuit disposed in an integrated circuit (IC) chip remotely located from the
optical header packaging, the differential TIA circuit comprising a first differential input node and a second differential
input node, and the differential TIA circuit having a TIA input impedance of at least 10 ohms to reduce a ringing effect over
the first differential input node and the second differential input node;

a transmission circuit comprised of a first transmission line coupled to the first differential input node, and a second transmission
line coupled to the second differential input node;

a first node of the photo-detector coupled to the first transmission line and a second node of the photo-detector coupled
to the second transmission line to couple the photo-detector to the differential TIA circuit to amplify the output electrical
signals received from the photo-detector; and

a protocol circuit disposed in the integrated circuit (IC) chip, the protocol circuit comprising an input node coupled to
an output signal node of the differential TIA circuit.

US Pat. No. 9,690,068

OPTICAL FIBER CABLE AND ASSEMBLY

CORNING OPTICAL COMMUNICA...

1. An optical communication cable assembly comprising:
an outer cable jacket;
a first tensile strength element surrounded by the outer cable jacket;
a plurality of optical transmission units surrounded by the outer cable jacket, each optical transmission unit comprising:
an inner jacket defining a passage;
a plurality of elongate optical transmission elements located within the passage; and
a second tensile strength element located within the passage;
a furcation unit, wherein the first tensile strength element and the inner jackets of each optical transmission units are
coupled to the furcation unit, wherein the plurality of elongate optical transmission elements and the second tensile strength
element extend through the furcation unit without being coupled to the furcation unit; and

an optical connector coupled to an end of each of the plurality of optical transmission units, each optical connector comprising:
a body coupled to the second tensile strength element of the optical transmission unit;
a ferule coupled to the elongate optical transmission elements of the optical transmission unit; and
a spring located between the ferule and the body, the spring has a spring force representative of the force needed to cause
a maximum allowed compression of the spring;

wherein the first tensile strength element is located outside of the inner jackets of the optical transmission units;
wherein the cable assembly has a maximum rated cable load and wherein at the maximum rated cable load, the sum of axial forces
experienced by the elongate optical transmission elements within each one of the optical transmission units is greater than
0.5 N and is less than the spring force.

US Pat. No. 9,685,782

POWER DISTRIBUTION MODULE(S) CAPABLE OF HOT CONNECTION AND/OR DISCONNECTION FOR DISTRIBUTED ANTENNA SYSTEMS, AND RELATED POWER UNITS, COMPONENTS, AND METHODS

Corning Optical Communica...

1. A power distribution module for distributing power in a distributed antenna system, comprising:
an input power port configured to receive input power from an external power source;
at least one output power port configured to receive output power and distribute the output power to at least one distributed
antenna system (DAS) power-consuming device electrically coupled to the at least one output power port; and

at least one power controller comprising a power enable port, the at least one power controller configured to selectively
distribute the output power based on the input power to the at least one output power port based on a power enable signal
coupled to the power enable port.

US Pat. No. 9,482,830

DEVICE-TO-DEVICE OPTICAL CONNECTORS

CORNING OPTICAL COMMUNICA...

1. An optical connector assembly providing an expanded beam, the connector assembly comprising:
an active receptacle having a collimator with a lead-in portion including a lens that receives a light beam from an opto-electronic
device, a lead-out portion and a turn portion that turns the light beam and delivers a collimated light beam to the lead-out
portion; and

a step index waveguide rod comprising a core having a first refractive index and a cladding having a second refractive index
that is less than the first refractive index, wherein the step index waveguide rod is optically coupled to the lead-out portion
of the collimator and receives the collimated light beam and carries the collimated light beam from the active receptacle
to an optical interface of the connector assembly.

US Pat. No. 9,444,190

ADAPTER FOR MOUNTING PROTECTOR MODULE TO GROUND

Corning Optical Communica...

1. An adapter for grounding a protector module in a network interface device (NID), the adapter comprising:
a body;
at least one ground mount area on the body, each ground mount area including a ground post extending from the body and configured
to conductively couple to the protector module; and

a connector extending from the body and configured to conductively couple to a grounding element of the NID,
wherein the body, the at least one ground post and the connector are conductive.

US Pat. No. 9,442,262

DURABLE OPTICAL FIBER RIBBONS AND METHODS OF MAKING OPTICAL FIBER RIBBONS

CORNING OPTICAL COMMUNICA...

1. An optical fiber ribbon, comprising:
a plurality of optical fibers aligned in parallel;
at least one ink coloring layer applied to one of the optical fibers; and
a ribbon matrix surrounding and encasing the optical fibers,
wherein the ink coloring layer is bonded to the ribbon matrix via cross-linking when the ink coloring layer is cured;
wherein the ink coloring layer is cured to have an Oxygen (O2) content in an amount of between 10,000-100,000 parts per million (ppm) to form cured colored optical fibers.

US Pat. No. 9,429,719

FIBER OPTIC CONNECTOR SUB-ASSEMBLIES AND RELATED METHODS

CORNING OPTICAL COMMUNICA...

1. A fiber optic connector sub-assembly, comprising:
a ferrule having a front end, a rear end, and a ferrule bore extending between the front and rear ends along a longitudinal
axis, wherein the ferrule bore includes a first section extending inwardly from the rear end of the ferrule and having a first
width, a second section extending inwardly from the front end of the ferrule and having a second width that is less than the
first width, and a transition section located between the first section and the second section; and

a bonding agent disposed in at least a portion of both the transition section and the second section of the ferrule bore,
wherein at least some of the bonding agent in the second section of the ferrule bore has been melted and solidified;

wherein less than all of the bonding agent has been melted and solidified, and further wherein the bonding agent that has
not been melted and solidified comprises particles in an amorphous form.

US Pat. No. 9,188,758

MICROMODULE CABLES AND BREAKOUT CABLES THEREFOR

CORNING OPTICAL COMMUNICA...

1. A breakout cable, comprising:
a polymer jacket; and
a plurality of micromodules enclosed within the jacket, each micromodule having a plurality of bend resistant optical fibers
and a polymer sheath comprising polyvinyl chloride surrounding the bend resistant optical fibers, the polymer sheath having
a thickness in the range of 0.2 to 0.3 mm, wherein the bend resistant optical fibers in the micromodules can be accessed by
tearing the micromodule sheath with a user's fingers, wherein each of the plurality of bend resistant optical fibers is comprises
a glass cladding region surrounding and directly adjacent to a glass core region, wherein the cladding comprises a first annular
portion having a lesser refractive index relative to a second annular portion of the cladding, and wherein the cladding is
surrounded by a low modulus primary coating and a high modulus secondary coating;

wherein when the cable is subjected to a corner bend tie down test at two tie down bend locations of 25.4 mm radius, delta
attenuation at 850 nm in the cable due to the bend is less than 0.05 dB.

US Pat. No. 9,813,164

PROVIDING DIGITAL DATA SERVICES AS ELECTRICAL SIGNALS AND RADIO-FREQUENCY (RF) COMMUNICATIONS OVER OPTICAL FIBER IN DISTRIBUTED COMMUNICATIONS SYSTEMS, AND RELATED COMPONENTS AND METHODS

Corning Optical Communica...

1. A method of operating a wireless communication system located in a building infrastructure, the method comprising:
distributing power in the wireless communication system using a power unit located in at least one remote unit, distributing
power comprising:

conveying digital data signals and power signals through a plurality of electrical input links comprised in an electrical
input medium;

distributing the digital data signals to at least one communications interface through at least one electrical communications
output comprising a plurality of electrical output links comprising an upper set of electrical output links and a lower set
of electrical output links;

distributing the power signals to at least one power interface through at least one electrical power output comprising the
lower set of electrical output links;

receiving the digital data signals from the plurality of electrical input links comprised in the electrical input medium;
receiving the power signals from one or more electrical input links of the plurality of electrical input links comprised in
the electrical input medium;

providing the received digital data signals from the plurality of electrical input links to the at least one electrical communications
output; and

providing the received power signals from the one or more electrical input links exclusively to the lower set of electrical
output links of the at least one electrical power output; and

distributing optical radio frequency (RF) communications signals to the at least one remote unit.

US Pat. No. 9,581,768

FIBER OPTIC CONNECTOR SUB-ASSEMBLIES AND RELATED METHODS

Corning Optical Communica...

1. A fiber optic connector sub-assembly, comprising:
a ferrule having a front end, a rear end, and a ferrule bore extending between the front and rear ends along a longitudinal
axis; and

a bonding agent disposed in the ferrule bore and having first and second ends along the longitudinal axis, wherein the bonding
agent has been melted and solidified at the first and second ends;

wherein the at least a portion of the bonding agent between the first and second ends has not been melted and solidified.

US Pat. No. 9,507,096

FIBER OPTIC CONNECTORS EMPLOYING MOVEABLE OPTICAL INTERFACES WITH FIBER PROTECTION FEATURES AND RELATED COMPONENTS AND METHODS

CORNING OPTICAL COMMUNICA...

1. A fiber optic connector, comprising:
a fiber optic connector body comprising a ferrule opening, a fiber optic cable opening, and an internal chamber;
a movable optical interface configured to move within the internal chamber, the movable optical interface receiving end portions
of optical fibers; and

at least one separation plate disposed adjacent to the movable optical interface and configured to provide separation between
the end portions of the optical fibers,

wherein the movable optical interface is configured to transmit optical signals from the end portions to an optical device,
and a fiber optic cable includes the optical fibers which are received through the fiber optic cable opening.

US Pat. No. 9,497,525

OPTICAL ENGINES AND OPTICAL CABLE ASSEMBLIES HAVING ELECTRICAL SIGNAL CONDITIONING

CORNING OPTICAL COMMUNICA...

1. An optical engine comprising:
a low-speed Tx line;
a low-speed Rx line, wherein a low-speed Tx signal is transmitted on the low-speed Tx line and a low-speed Rx signal is received
on the low-speed Rx line;

an optical transceiver device comprising:
an optical Tx lane and an optical Rx lane, wherein the optical transceiver device is configured to convert a high-speed electrical
Tx signal into a high-speed Tx optical signal provided on the optical Tx lane, and convert a high-speed Rx optical signal
received on the optical Rx lane into a high-speed electrical Rx signal, wherein the low-speed Tx signal and the low-speed
Rx signal have a data rate that is lower than a data rate of the high-speed electrical Tx signal and a data rate of the high-speed
electrical Rx signal;

a laser control pin operable to control a laser configured to provide light on the optical Tx lane; and
an optical detect pin operable to provide an indication as to light detected at the optical Rx lane;
a control circuit configured to:
selectively route the low-speed Tx signal at the low-speed Tx line to the optical transceiver device in real time such that
the optical transceiver device converts the low-speed Tx signal to a low-speed optical Tx signal at the optical Tx lane; and/or

selectively route the low-speed Rx signal on the optical detect pin to the low-speed Rx line in real time; and
a Tx signal conditioning circuit coupled to the laser control pin and/or a Rx signal conditioning circuit coupled to the optical
detect pin, wherein:

the Tx signal conditioning circuit is configured to condition the low-speed Tx signal prior to the optical transceiver device;
and

the Rx signal conditioning circuit is configured to condition the low-speed Rx signal received from the optical transceiver
device.

US Pat. No. 9,405,084

MULTI-FIBER, FIBER OPTIC CABLE ASSEMBLIES PROVIDING CONSTRAINED OPTICAL FIBERS WITHIN AN OPTICAL FIBER SUB-UNIT, AND RELATED FIBER OPTIC COMPONENTS, CABLES, AND METHODS

CORNING OPTICAL COMMUNICA...

1. A fiber optic cable assembly, comprising:
a fiber optic cable comprising a cable jacket, one or more cable strength members disposed within the cable jacket, and one
or more optical fiber sub-units disposed within the cable jacket, wherein each optical fiber sub-unit includes a sub-unit
jacket and a plurality of optical fibers disposed within the sub-unit jacket;

an end portion of the fiber optic cable comprising end portions of the one or more optical fiber sub-units and end portions
of the one or more cable strength members both exposed from an end portion of the cable jacket; and

a furcation assembly receiving the end portion of the fiber optic cable at a first end of the furcation assembly, the furcation
assembly terminating the end portion of the cable jacket and the end portions of the one or more cable strength members, and
the end portions of the one or more optical fiber sub-units extending through and from a second end of the furcation assembly;

the one or more cable strength members are disposed within the cable jacket in a first length, and the one or more optical
fiber sub-units are disposed within the cable jacket in a second length, the second length greater than the first length

wherein the furcation assembly transfers at least a portion of tensile load placed on the furcation assembly to the one or
more cable strength members.

US Pat. No. 9,389,387

OPTICAL FIBER CABLE WITH PRINT PROTECTIVE OUTER SURFACE PROFILE

CORNING OPTICAL COMMUNICA...

1. An optical cable, comprising:
a cable body having an outer surface and an inner surface defining a lumen;
one or more optical transmission elements located within the lumen;
a groove array comprising a plurality of grooves located on the outer surface of the cable body, wherein each groove defines
a trough having a lower surface located between peaks on either side of the trough, wherein the groove array includes an average
groove spacing; and

an ink layer applied to the cable body at the location of the groove array, wherein the ink layer forms a series of characters
that provide information related to the optical cable, wherein the series of characters includes an average character width;

wherein the average character width is greater than the average groove spacing; and
wherein the troughs of each groove of the groove array are substantially parallel to each other, wherein at least a subset
of characters of the series of characters of the ink layer are alphanumeric characters that each include a substantially linear
portion extending between upper linear portion forms an angle relative to the peaks of the grooves of the groove array of
between 5 degrees and 45 degrees.

US Pat. No. 9,069,147

OPTICAL FIBER CABLES

Corning Optical Communica...

1. A cable, comprising: a polymeric cable jacket having a strength member at least partially embedded therein; a plurality
of optical fibers arranged as a ribbon stack; wherein the strength member has a strength member area and the ribbon stack
has a ribbon stack fiber area, wherein a product of the strength member area and the strength member elastic modulus is a
strength member EA, and a product of the ribbon stack fiber area and ribbon stack elastic modulus is a ribbon stack EA, and
wherein the ratio of the ribbon stack EA to strength member EA is at least 0.0015 times the number of optical fibers in the
ribbon stack; wherein the plurality of optical fibers is between 12-144 optical fibers, and wherein the polymeric cable jack
has a jacket area, and a ratio of the strength member area to the jacket area lies in the range of 6-10.

US Pat. No. 9,658,422

FIBER OPTIC CABLES WITH ACCESS FEATURES AND METHODS OF MAKING FIBER OPTIC CABLES

CORNING OPTICAL COMMUNICA...

1. A cable, comprising:
a core comprising at least one optical fiber; and
a jacket surrounding the core, the jacket comprising:
a main portion of a first extruded polymeric material that includes at least eighty percent by weight of a first polymer;
and

at least one discontinuity of a second extruded polymeric material that includes at least seventy percent by weight of a second
polymer and at least 0.5 percent by weight of the first polymer, the discontinuity being bonded into the main portion to provide
access to the core via separation along the discontinuity.

US Pat. No. 9,594,226

OPTICAL FIBER CABLE WITH REINFORCEMENT

CORNING OPTICAL COMMUNICA...

1. An optical communication cable comprising:
a cable body formed from a first material;
a plurality of core elements located within the cable body, wherein at least one of the core elements includes an elongate
optical transmission element;

a reinforcement layer surrounding the plurality of core elements within the cable body; and
a film formed from a second material surrounding the plurality of core elements, wherein the film provides an inwardly directed
force onto the core elements, and further wherein the film is located between the plurality of core elements and the reinforcement
layer, wherein an inner surface of the cable body is bonded to an outer surface of the reinforcement layer and an outer surface
of the film is bonded to an inner surface of the reinforcement layer such that the reinforcement layer remains attached to
both the film and the cable body upon opening of the cable body to access the core elements.

US Pat. No. 9,494,744

FIBER OPTIC CONNECTOR HAVING A MAIN CONNECTOR BODY AND A PLURALITY OF REMOVABLE SUB-CONNECTORS

CORNING OPTICAL COMMUNICA...

1. A fiber optic connector comprising:
a main connector body configured to be removably inserted and retained in a fiber optic receptacle, the main connector body
comprising a plurality of sub-connector latch mechanisms extending from a side of the main connector body, wherein each sub-connector
latch mechanism comprises a protrusion; and

a plurality of sub-connectors each comprising:
a sub-connector body configured to be removably inserted and retained in the main connector body, the sub-connector body comprising
a recess for receiving at least a portion of the protrusion of an individual sub-connector latch mechanism when the sub-connector
body is inserted into the main connector body; and

a ferrule configured to receive and retain at least one optical fiber pair;
wherein inserting the fiber optic connector into the fiber optic receptacle optically connects each of the at least one optical
fiber pair retained in each ferrule of the plurality of sub-connectors to the fiber optic receptacle.

US Pat. No. 9,477,057

FIBER OPTIC CABLES AND ASSEMBLIES

CORNING OPTICAL COMMUNICA...

1. A fiber optic cable, comprising:
a cable jacket having a cavity, wherein the cable jacket has a major dimension and a minor dimension, and wherein the cable
jacket further has an integral medial portion;

a pair of strength members, the strength members disposed on opposing sides of the cavity from one another and imparting a
preferential bend characteristic to the cable; and

at least one optical fiber, wherein the at least one optical fiber is disposed within the cavity, wherein the cavity is not
tightly drawn onto the optical fiber and allows some movement thereof, and wherein the optical fiber is longer than the cavity,
thereby aiding coupling of the optical fiber with the cavity;

wherein the cable jacket comprises preferential tear portions for separating the strength members from the medial portion,
wherein the preferential tear portions are disposed between a respective one of the strength members and the medial portion,
whereby each of the strength members is separable from the medial portion by application of a separation force.

US Pat. No. 9,389,382

FIBER OPTIC RIBBON CABLE AND RIBBON

CORNING OPTICAL COMMUNICA...

1. A fiber optic ribbon cable comprising a jacket, having a cavity defined therein, and a stack of fiber optic ribbons located
in the cavity, wherein:
each of the fiber optic ribbons comprises optical fibers arranged side-by-side with one another and bound to one another with
a common matrix in bound sections of the respective fiber optic ribbon,

each fiber optic ribbon additionally has loose sections thereof where the optical fibers of the respective fiber optic ribbon
are loose and unbound,

matrix of each of the bound sections contiguously extends across each of the optical fibers of the fiber optic ribbon;
the bound sections are spaced apart from one another and separated from one another by the loose sections; and
bound sections of adjoining fiber optic ribbons of the stack are at least partially non-overlapping one another as arranged
in the stack, thereby facilitating flexibility and compactness of the stack.

US Pat. No. 9,341,800

MODULAR OPTICAL FIBER DISTRIBUTION HUB WITH MULTI-ROW SPLITTER MODULE MOUNTING STRUCTURE

Corning Optical Communica...

1. A modular optical fiber distribution housing comprising:
a plurality of walls, each of the plurality of walls including inner surfaces that together define an interior compartment
of the housing;

a first row of splitter modules supported from the inner surface of one of the plurality of walls, each splitter module of
the first row configured to receive an input fiber and split a signal from the received input fiber into a plurality of output
fibers; and

a second row of splitter modules supported from the same inner surface of one of the plurality of walls as the first row of
splitter modules, each splitter module of the second row configured to receive an input fiber and split a signal from the
received input fiber into a plurality of output fibers;

wherein the first row of splitter modules is located between the second row of splitter modules and the inner surface of the
wall supporting the first and second rows of splitter modules.

US Pat. No. 10,031,302

OPTICAL FIBER CABLE WITH ELONGATE STRENGTH MEMBER RECESSED IN ARMOR LAYER

Corning Optical Communica...

1. An optical communication cable comprising: a cable body formed from a polymer material, the cable body defining a longitudinal direction and a length of the cable; a plurality of optical transmission elements surrounded by the cable body; a reinforcement layer surrounding the plurality of optical transmission elements and located between the cable body and the plurality of optical transmission elements, the reinforcement layer including an outer surface and a channel defined in the outer surface that extends in the longitudinal direction along at least a portion of the length of the cable; and an elongate strength element extending in the longitudinal direction within the channel; andwherein, at a plurality of cross-sections taken perpendicular to the length of the cable, the outer surface of the reinforcement layer has a maximum outer radius at a position outside of the channel, wherein the outer surface of the reinforcement layer has a channel radius at a radial innermost position within the channel, wherein the channel has a maximum channel depth that is the difference between the maximum outer radius and the channel radius, wherein the elongate strength element has a strength element width, wherein the maximum channel depth is at least 25% of the strength element width.

US Pat. No. 9,813,127

REDUCING LOCATION-DEPENDENT INTERFERENCE IN DISTRIBUTED ANTENNA SYSTEMS OPERATING IN MULTIPLE-INPUT, MULTIPLE-OUTPUT (MIMO) CONFIGURATION, AND RELATED COMPONENTS, SYSTEMS, AND METHODS

Corning Optical Communica...

1. A multiple-input multiple-output (MIMO) remote unit configured to wirelessly distribute MIMO communications signals to
wireless client devices, comprising:
at least one optical-to-electrical (O/E) converter;
a first MIMO transmitter comprising a first MIMO transmitter antenna configured to transmit MIMO communications signals in
a first polarization and a second MIMO transmitter antenna configured to transmit MIMO communications signals in a second
polarization different from the first polarization; and

a second MIMO transmitter comprising a third MIMO transmitter antenna configured to transmit MIMO communications signals in
the first polarization and a fourth MIMO transmitter antenna configured to transmit MIMO communications signals in the second
polarization;

the first MIMO transmitter configured to:
receive a first optical downlink MIMO communications signal in a first phase over a first downlink communications medium,
and transmit the first optical downlink MIMO communications signal wirelessly as a first downlink MIMO communications signal
over the first MIMO transmitter antenna in the first polarization; and

receive a second optical downlink MIMO communications signal in the first phase over a second downlink communications medium,
and transmit the second optical downlink MIMO communications signal wirelessly as a second downlink MIMO communications signal
over the second MIMO transmitter antenna in the second polarization;

the second MIMO transmitter configured to:
receive a third optical downlink MIMO communications signal in the first phase over a third downlink communications medium,
and transmit the third optical downlink MIMO communications signal wirelessly as a third downlink MIMO communications signal
over the third MIMO transmitter antenna in the first polarization; and

receive a fourth optical downlink MIMO communications signal over a fourth downlink communications medium, and transmit the
fourth optical downlink communications signal in a second phase shifted from the first phase, wirelessly as a fourth downlink
MIMO communications signal over the fourth MIMO transmitter antenna in the second polarization.

US Pat. No. 9,651,753

FIBER OPTIC RIBBON CABLE

CORNING OPTICAL COMMUNICA...

1. A fiber optic ribbon cable, comprising:
a stack of fiber optic ribbons comprising at least three fiber optic ribbons, wherein each fiber optic ribbon comprises at
least eight optical fibers arranged side-by-side and coupled to one another in a common matrix; wherein each of the fiber
optic ribbons of the stack comprises uncolored optical fibers, and wherein at least one of the optical fibers of the fiber
optic ribbons of the stack is colored whereby orientation and polarity of one or more of the fiber optic ribbons of the stack
is identifiable by the arrangement of the colored optical fiber with respect to the uncolored optical fibers;

strength members surrounding the stack of fiber optic ribbons, wherein the strength members are at least one of positioned
around the stack of ribbons and not rigid in bending such that the strength members do not have a bend preference; and

a jacket defining an exterior of the fiber optic ribbon cable, wherein the jacket is structured such that the jacket does
not have a bend preference, wherein the jacket has a thickness of at least 0.45 mm, and wherein the thickness of the jacket
is 1.2 mm or less, wherein the jacket forms a cavity through which extends the stack of fiber optic ribbons and the strength
members, wherein the strength members adjoin both the stack of fiber optic ribbons and the jacket; and

wherein the stack of fiber optic ribbons has a bend preference, and wherein the cavity of the jacket is sized relative to
the stack of fiber optic ribbons in order to allow the stack to bend and twist within the cavity with respect to the jacket
as the cable bends, facilitating movement of the optical fibers of the fiber optic ribbons to low-stress positions within
the cavity and decoupling the bend preference of the stack from transfer to the jacket.

US Pat. No. 9,612,177

FERRULE-CORE CONCENTRICITY MEASUREMENT SYSTEMS AND METHODS

Corning Optical Communica...

1. A method of measuring a concentricity between an optical fiber core of an optical fiber held by a ferrule and a true center
of the ferrule, comprising:
generating ferrule distance data by measuring distances to a ferrule outside surface as a function of rotation angle using
a distance sensor and rotating either the ferrule or the distance sensor about an axis of rotation that is off-center from
the true ferrule axis;

generating core location data about the optical fiber core by coupling light from the optical fiber core into a core sensor,
wherein the light from the optical fiber core is received by a doubly telecentric light collection optical system of the core
sensor;

using the ferrule distance data and core location data to determine a position of the true ferrule center relative to the
optical fiber core; and

measuring the concentricity as the distance between the true center of the ferrule and the optical fiber core.

US Pat. No. 9,594,220

OPTICAL INTERFACE DEVICE HAVING A CURVED WAVEGUIDE USING LASER WRITING AND METHODS OF FORMING

CORNING OPTICAL COMMUNICA...

1. A method of forming an optical Interface device for optically connecting at least one photonic device to at least one optical
device via at least one optical fiber, comprising:
providing a support member having glass body with a refractive index nb, a proximal end, a distal end and an outer surface, wherein the glass body includes a bend section that includes a curved
portion of the outer surface, with the curved portion of the outer surface being interfaced with either air or a dielectric
coating having a refractive index n1
laser writing at least one core in the glass body, the at least one core having a refractive index nc>nb and an outer edge closest to the outer surface and that resides within 10 microns of the curved portion of the outer surface;
and

wherein the at least one core defines at least one curved optical waveguide.

US Pat. No. 9,594,224

FIBER OPTIC RIBBON CABLE HAVING ENHANCED RIBBON STACK COUPLING AND METHODS THEREOF

CORNING OPTICAL COMMUNICA...

1. A fiber optic ribbon assembly, comprising:
a buffer tube;
a fiber optic ribbon stack extending within the buffer tube; and
at least one tape having at least two edges along a longitudinal length of the at least one tape, wherein the at least one
tape extends along the ribbon stack within the buffer tube; wherein the at least one tape is wrapped around the ribbon stack
with at least a portion of one edge disposed between the other edge and the ribbon stack, thereby defining an overlapping
portion of the at least one tape; and

an intermittent coupling extending longitudinally between the ribbon stack and the buffer tube defined by at least one corner
of the ribbon stack interfacing with and compressing a portion of the at least one tape.

US Pat. No. 9,568,691

DURABLE OPTICAL FIBER AND CONNECTOR ASSEMBLY

CORNING OPTICAL COMMUNICA...

1. An optical fiber assembly comprising:
an optical fiber ribbon comprising:
a ribbon matrix;
a first group of optical fibers embedded in the ribbon matrix;
a second group of optical fibers embedded in the ribbon matrix; and
a split in the ribbon matrix beginning at a first end of the ribbon and ending at an inner terminus, forming a space between
a first end of the first group of optical fibers and a first end of the second group of optical fibers; and

an optical connector comprising:
a body;
a first array of openings defined in the body; and
a second array of openings defined in the body, the second array spaced from the first array;
wherein a bond between the ribbon matrix and the optical fibers provides a separation strength of between 0.8 N and 8 N at
the inner terminus preventing elongation of the split due to a force applied perpendicular to the axial length of the split.

US Pat. No. 9,529,155

GRADIENT INDEX (GRIN) LENS CHIPS AND ASSOCIATED SMALL FORM FACTOR OPTICAL ARRAYS FOR OPTICAL CONNECTIONS, RELATED FIBER OPTIC CONNECTORS

CORNING OPTICAL COMMUNICA...

1. A gradient index (GRIN) lens chip, comprising:
a GRIN lens holder body comprising a fiber mating surface at a fiber end and a terminal mating surface at a terminal end opposite
the fiber end, the fiber mating surface disposed a longitudinal distance away from the terminal mating surface, the longitudinal
distance measured parallel to an optical axis, and the GRIN lens holder body includes at least one alignment groove configured
to receive at least one alignment pin;

at least one GRIN lens comprising a first end, a second end opposite the first end, a first end face disposed at the first
end, and a second end face disposed at the second end; and

at least one GRIN groove disposed between the fiber end and the terminal end of the GRIN lens holder body, the at least one
GRIN groove receiving the at least one GRIN lens,

wherein the first end face of the at least one GRIN lens is disposed adjacent the fiber mating surface, and the second end
face of the at least one GRIN lens is disposed adjacent the terminal mating surface and

a cover plate secured to the GRIN lens holder body,
wherein the cover plate is configured to secure the at least one alignment pin within the at least one alignment groove.

US Pat. No. 9,529,168

FIBER OPTIC RIBBON

CORNING OPTICAL COMMUNICA...

1. A fiber optic ribbon, comprising:
optical fibers, each optical fiber comprising a core surrounded by a cladding;
edge bonding rigidly connecting the optical fibers to one another in a side-by-side arrangement;
a stress-isolation layer surrounding the optical fibers and the edge bonding, wherein the edge bonding limits independent
movement of the optical fibers relative to one another within the stress-isolation layer; and

a hardened shell surrounding the optical fibers, the edge bonding, and the stress-isolation layer, the hardened shell defining
an exterior of the fiber optic ribbon,

wherein, at 25° Celsius and at sea level, the Young's modulus of elasticity of the hardened shell is, on average, at least
twice that of the stress-isolation layer.

US Pat. No. 9,513,444

FEMALE HARDENED OPTICAL CONNECTORS FOR USE WITH MALE PLUG CONNECTORS

CORNING OPTICAL COMMUNICA...

1. A female hardened fiber optic connector, comprising:
a connector assembly;
a crimp body comprising a first shell and a second shell for securing the connector assembly at a front end of the shells
and a cable attachment region rearward of the front end;

a connector sleeve comprising a passageway between a first end and a second end and one or more connector sleeve orientation
features; and

a female coupling housing comprising an opening with an internal attachment feature along with one or more female coupling
housing orientation features that cooperate with the one or more connector sleeve orientation features.

US Pat. No. 9,482,835

EXTREME ENVIRONMENT OPTICAL FIBER CABLE WITH CRACK-RESISTANT LAYER

CORNING OPTICAL COMMUNICA...

1. A high-temperature and crack resistant optical communication cable comprising:
an extruded cable body formed from a polymer material, the cable body having an inner surface defining a channel within the
cable body;

a plurality of optical transmission elements located within the channel;
a reinforcement sheet having a first lateral edge and an opposing second lateral edge, the reinforcement sheet wrapped around
the plurality of optical transmission elements such that the first lateral edge of the reinforcement sheet overlaps the second
lateral edge of the reinforcement sheet forming a reinforcement overlap portion; and

an adhesion barrier layer having a first lateral edge and a second lateral edge, the adhesion barrier layer wrapped around
the wrapped reinforcement sheet such that the first lateral edge of the adhesion barrier layer overlaps the second lateral
edge of the adhesion barrier layer forming an adhesion barrier overlap portion, wherein the adhesion barrier layer is a substantially
uninterrupted adhesion barrier layer such that the adhesion barrier layer acts to prevent substantial adhesion between the
polymer material of the cable body and an outer surface of the wrapped reinforcement sheet;

wherein the adhesion barrier layer has a thickness between 200 micrometers and 400 micrometers, wherein the adhesion barrier
layer includes at least one section having an outer surface area of 50 square centimeters in which the maximum penetration
of the polymer material of the cable body into the adhesion barrier layer is less than 90% of the thickness of the adhesion
barrier layer.

US Pat. No. 9,411,110

FIBER OPTIC CONNECTOR COVER AND FIBER OPTIC ASSEMBLY INCLUDING SAME

CORNING OPTICAL COMMUNICA...

1. A fiber optic assembly, comprising:
a connector comprising a ferrule, wherein an optical fiber extends through the ferrule and to an end face of the connector,
and wherein an end of the optical fiber is polished proximate to the end face of the connector; and

a cover received over the end face of the connector so as to overlay the polished end of the optical fiber, wherein the cover
includes a rigid end cap and a form-fitting material within the end cap, and wherein the form-fitting material comprises a
rubberized coating that forms a seal around the end face;

wherein the cover is configured to limit access of particulates to the end face of the connector and draw loose particulates
of dust and debris from the end face of the connector upon removal of the cover.

US Pat. No. 9,411,121

PORT TAP CABLE HAVING IN-LINE FURCATION FOR PROVIDING LIVE OPTICAL CONNECTIONS AND TAP OPTICAL CONNECTION IN A FIBER OPTIC NETWORK, AND RELATED SYSTEMS, COMPONENTS, AND METHODS

CORNING OPTICAL COMMUNICA...

1. A port tap cable for supporting at least one live optical connection and at least one tap optical connection in a fiber
optic network, comprising:
at least one live input fiber optic cable leg having at least one live input optical fiber;
at least one live output fiber optic cable leg having at least one live output optical fiber;
a furcation connected in-line between the at least one live input fiber optic cable leg and the at least one live output fiber
optic cable leg, and enclosing at least one fiber optic splitter, wherein each fiber optic splitter has a live input optically
connected to one of the at least one live input optical fiber, a live output optically connected to one of the at least one
live output optical fiber, and a tap output; and

at least one tap output fiber optic cable leg having at least one tap output optical fibers optically connected to the furcation,
wherein each of the at least one tap output optical fibers is optically connected to a tap output of one of the at least one
fiber optic splitter.

US Pat. No. 10,072,972

NON-CONTACT METHODS OF MEASURING INSERTION LOSS IN OPTICAL FIBER CONNECTORS

Corning Optical Communica...

1. A non-contact method of measuring an insertion loss of a device-under-test (DUT) jumper cable with a system that includes a reference jumper cable, wherein an end of the DUT jumper cable includes a first DUT connector having a first ferrule with a first optical fiber and a first end face, wherein an end of the reference jumper cable includes a reference connector having a second ferrule with a second optical fiber and a second end face, the method comprising:(a) optically coupling a remote end of the DUT jumper cable that is opposite the end with the first DUT connector to a detector of the system;
(b) axially aligning the first and second ferrules within an alignment member so that the first and second end faces are confronting and spaced apart to define a gap with an axial gap distance d;
(c) measuring values of the insertion loss between the first and second optical fibers for different gap distances d>0, wherein the different gap distances are established by axially moving the reference connector relative to the first DUT connector or the first DUT connector relative to the reference connector, and wherein light is passed through the reference jumper cable and the DUT jumper cable and measured by the detector when measuring values of the insertion loss such that the insertion loss represents a total jumper cable insertion loss;
(d) calculating a contact position of the reference connector where the first and second end faces are expected to come into contact so that there is a gap distance of d=0, wherein the calculating of the contact position is based on the measured values of the insertion loss when d>0, and wherein the calculating of the contact position is comprised of calculating a contact position of the reference connector where the first and second end faces are expected to come into contact.; and
(e) after the calculating of the contact position, estimating a value for the insertion loss for the gap distance of d=0 based on the measured values of the insertion loss when d>0.

US Pat. No. 9,841,562

FIBER DEVICES WITH DISPLACEABLE FIBER GUIDE

CORNING OPTICAL COMMUNICA...

1. A fiber cleaver comprising:
a housing defining an internal path along which an optical fiber can extend;
a scoring blade within the housing on one side of the internal path;
an anvil within the housing on an opposite side of the internal path, the scoring blade and the anvil being selectively movable
into engagement with each other for cleaving the optical fiber extending along the path;

at least two clamps, each clamp associated with a cooperating clamping surface and being selectively movable between a clamping
position for clamping the optical fiber extending along the path against the respective clamping surface and a retracted position
displaced from the path and the respective clamping surface, the scoring blade being disposed between the clamps;

a fiber guide disposed at least partially between the clamps and being formed with at least one guide section, the fiber guide
being movable between a loading position wherein the path extends within the at least one guide section and a cleaving position
wherein the at least one guide section is displaced from the path, wherein biasing structure biases the fiber guide toward
the loading position;

the fiber guide being moved to its loading position when the clamps are moved to their retracted positions to guide the optical
fiber through the housing within the at least one guide section and along the path; and

the fiber guide being moved to its cleaving position when the clamps are moved to their clamping positions to suspend the
optical fiber freely between the clamps to be cleaved when the scoring blade and the anvil are moved into engagement with
each other.

US Pat. No. 9,684,136

FIBER OPTIC CONNECTOR WITH FERRULE BOOT

Corning Optical Communica...

1. A fiber optic connector for a plurality of optical fibers, comprising:
a housing portion;
a ferrule assembly at least partially disposed in the housing portion, the ferrule assembly comprising:
a ferrule having a plurality of bores arranged in at least two linear rows, the ferrule defining an end face of the fiber
optic connector; and

a ferrule boot coupled to the ferrule, the ferrule boot including a fiber alignment portion and a cover portion, wherein the
fiber alignment portion defines a first groove for a first row of the optical fibers and a second groove for a second row
of the optical fibers;

a spring push positioned behind the ferrule; and
a spring positioned between the spring push and ferrule;
wherein the optical fibers can pass through an opening in the spring, through the ferrule boot, and into the ferrule;
wherein the cover portion comprises a substantially C-shaped cross section and is removably secured to an exterior portion
of the fiber alignment portion to secure the first and second rows of optical fibers in the respective first and second grooves.

US Pat. No. 9,590,733

LOCATION TRACKING USING FIBER OPTIC ARRAY CABLES AND RELATED SYSTEMS AND METHODS

Corning Optical Communica...

1. A centralized optical-fiber-based wireless communication system, comprising:
a central head-end station each having at least one service unit; and
at least one fiber optic array cable coupled to the central head-end station and having multiple reference units disposed
along a length of the fiber optic array cable, each of the multiple reference units containing at least one antenna, an electrical-to-optical
(E/O) converter, and an optical-to-electrical (O/E) converter,

wherein the at least one service unit is configured to:
cause a radio frequency (RF) signal to be transmitted from one or more of the at least one antennas in the multiple reference
units to form a picocellular coverage area associated with the reference unit;

receive a corresponding signal from each of a plurality of the multiple reference units indicative of a distance between each
of the respective reference units and an object in the picocellular coverage areas associated with the respective reference
units; and

process the corresponding signals received from the plurality of the multiple reference units to determine a location of the
object.

US Pat. No. 9,581,778

OPTICAL FIBER CABLES HAVING MULTIPLE SUBUNIT CABLES

CORNING OPTICAL COMMUNICA...

1. A hybrid cable, comprising:
only one fiber optic micromodule, the fiber optic micromodule comprising a micromodule jacket surrounding one or more bend-enhanced
optical fibers, wherein the micromodule jacket comprises a fire-retardant material, and wherein the one or more bend-enhanced
optical fibers comprise at least four optical fibers;

only two electrical conductors, wherein the electrical conductors are a first electrical conductor and a second electrical
conductor, wherein the electrical conductors are metallic conductors, and wherein the electrical conductors are each insulated;

a cable jacket having a cavity, wherein the micromodule and the first and second electrical conductors are disposed within
the cable jacket; and

tensile strength members included in the cavity of the cable jacket such that the tensile strength members fill the cavity
not occupied by the fiber optic micromodule and the first and second electrical conductors.

US Pat. No. 9,507,095

EXPANDED BEAM OPTICAL CONNECTORS AND METHODS FOR USING THE SAME

CORNING OPTICAL COMMUNICA...

1. An expanded beam optical connector comprising:
a connector body, an optical element in the form of a waveguide or active device, a beam width altering optical lens, and
a transmit/receive window, wherein:

the optical element, the beam width altering optical lens and the transmit/receive window are arranged and structurally configured
such that optical signals propagate between the optical element and the transmit/receive window via the beam width altering
optical lens, wherein the beam width altering optical lens alters a beam width of the optical signals;

the transmit/receive window comprises an optical medium that forms an interior surface of the transmit/receive window, an
optical transition layer bonded to the interior surface formed by the optical medium, and a protective layer forming an exterior
surface of the transmit/receive window; and

the connector body is structurally configured and arranged to place the exterior surface of the transmit/receive window in
close contact with a mating exterior surface of a mating transmit/receive window of a complementary optical device to define
a close contact portion on the transmit/receive window and the mating transmit/receive window.

US Pat. No. 9,297,968

ELECTRO-OPTICAL CONNECTOR SYSTEMS INCORPORATING GRADIENT-INDEX LENSES

CORNING OPTICAL COMMUNICA...

1. An electro-optical plug comprising:
a tip connector;
a ring connector;
a sleeve connector, wherein the tip connector, the ring connector, and the sleeve connector are electrically conductive and
are electrically isolated from one another;

a gradient-index lens co-axially disposed within at least the tip connector, wherein the tip connector comprises a tip window
that optically exposes a coupling surface of the gradient-index lens; and

an optical fiber co-axially disposed within at least the sleeve connector, wherein the optical fiber is optically coupled
to the gradient-index lens.

US Pat. No. 10,110,305

EXTREMELY HIGH FREQUENCY (EHF) DISTRIBUTED ANTENNA SYSTEMS, AND RELATED COMPONENTS AND METHODS

Corning Optical Communica...

1. An apparatus for distributing extremely high frequency (EHF) modulated data signals to a plurality of remote units (RUs) distributed in a building infrastructure, comprising:a downlink input configured to receive at least one downlink optical data signal;
an oscillator configured to generate an electrical carrier signal at a center frequency in an EHF band;
a modulator configured to combine the at least one downlink optical data signal with the electrical carrier signal to form a downlink modulated optical signal comprising the at least one downlink optical data signal modulated at the center frequency of the electrical carrier signal, the modulator further configured to send the downlink modulated optical signal via a fiber optic array cable to two or more of the plurality of RUs in the building infrastructure and to at least one RU in an outbuilding separate from the building infrastructure; and
an uplink receiver comprising at least one antenna, the uplink receiver configured to operate at a frequency substantially lower than EHF to receive uplink electromagnetic signals from a plurality of wireless clients located in the building infrastructure and from at least one wireless client located in the outbuilding through the at least one antenna,
wherein the apparatus is configured to be positioned outside the building infrastructure.

US Pat. No. 10,094,984

METHOD OF FORMING AN OPTICAL CONNECTOR

Corning Optical Communica...

1. A method of forming an optical connector that includes a ferrule in which a ferrule bore is defined, wherein the ferrule bore extends between a first face and a second face of the ferrule and includes a large diameter bore section extending inwardly from the first face, a micro-hole section extending inwardly from the second face, and a transition section located between the large diameter bore section and the micro-hole section, the method comprising:preloading an adhesive plug into the ferrule bore, wherein the adhesive plug is coupled to at least the transition section during the preloading, wherein the adhesive plug comprises an adhesive composition in a stable form, and wherein the adhesive plug blocks an entrance into the micro-hole section from the transition section; and
storing the adhesive plug in the passage for at least one day without coupling the optical connector to an optical fiber.

US Pat. No. 10,031,299

SILICON-BASED OPTICAL PORTS PROVIDING PASSIVE ALIGNMENT CONNECTIVITY

Corning Optical Communica...

1. An optical port comprising:a substrate comprising a surface;
a photonic silicon chip secured to the substrate, the photonic silicon chip comprising:
an electrical coupling surface, an upper surface and an optical coupling surface, wherein the optical coupling surface is positioned between the electrical coupling surface and the upper surface;
at least one optical waveguide terminating at the optical coupling surface; and
a chip engagement feature disposed on the upper surface;
a connector body secured to the substrate, the connector body comprising:
a mounting surface; and
a connector engagement feature at the mounting surface, wherein the connector engagement feature mates with the chip engagement feature of the photonic silicon chip; and
a plurality of spacer elements disposed between the electrical coupling surface of the photonic silicon chip and the surface of the substrate.

US Pat. No. 9,781,553

LOCATION BASED SERVICES IN A DISTRIBUTED COMMUNICATION SYSTEM, AND RELATED COMPONENTS AND METHODS

Corning Optical Communica...

1. A distributed communications apparatus, comprising:
at least one head end unit communicatively coupled to one or more base transceiver stations and an internet;
a plurality of remote antenna units (RAUs) coupled to the at least one head end unit through at least one optical fiber, each
of the plurality of RAUs comprising:

a memory configured to store location information of the respective RAU;
a first antenna configured to communicate with a client device within an antenna coverage area of the RAU using a first protocol;
and

a second antenna configured to communicate with the client device using a second protocol;
at least one location controller associated with a database configured to store location indicia for one or more elements
of the distributed communications apparatus;

at least one downlink input configured to receive downlink communications signals from the at least one head end unit;
at least one interface configured to receive and provide the downlink communications signals to one or more of the plurality
of RAUs using the first protocol; and

wherein at least one RAU of the plurality of RAUs is configured to:
retrieve location information of the at least one RAU from the at least one location controller;
provide the downlink communications signals through the first antenna using the first protocol to the client device; and
provide the location information of the at least one RAU through the second antenna using the second protocol to the client
device, wherein the second protocol is selected from group consisting of radio frequency identification (RFID), Zigbee, and
Dash7.

US Pat. No. 9,733,435

METHODS FOR SECURING AN OPTICAL FIBER TO A FERRULE AND OPTICAL CONNECTORS FORMED BY SUCH METHODS

Corning Optical Communica...

1. A method for securing an optical fiber to a ferrule, wherein the ferrule is part of ferrule adhesion system that also includes
an adhesive composition disposed within the ferrule, the method comprising the steps of:
heating the adhesive composition to a temperature sufficient to melt the adhesive composition;
inserting the optical fiber into a fiber-receiving passage defining an inner surface of the ferrule and into contact with
the melted adhesive composition; and

cooling the melted adhesive composition;
wherein:
the adhesive composition is a solid material disposed within the fiber-receiving passage of the ferrule and in contact with
the inner surface of the ferrule prior to the heating step;

the adhesive composition comprises a partially cross-linkable resin prior to the heating step;
the adhesive composition comprises a partially cross-linked resin following the cooling step; and
the adhesive composition further comprises a coupling agent that chemically bonds the partially cross-linked resin to an inorganic
surface of at least one of the optical fiber and the ferrule following the cooling step.

US Pat. No. 9,645,329

GRADIENT INDEX (GRIN) LENS HOLDERS EMPLOYING GROOVE ALIGNMENT FEATURE(S) IN RECESSED COVER AND SINGLE PIECE COMPONENTS, CONNECTORS, AND METHODS

CORNING OPTICAL COMMUNICA...

1. A gradient index (GRIN) lens holder, comprising:
a lens holder body comprising an internal chamber, a recessed floor disposed in the internal chamber, a first raised side
disposed on a first side of the recessed floor, and a second raised side disposed on a second side of the recessed floor;

a mating face disposed in the lens holder body;
at least one lens opening disposed in the mating face and coupled in free space to the internal chamber, the at least one
lens opening configured to receive at least one end portion of at least one GRIN lens;

at least one groove alignment feature disposed in the recessed floor of the internal chamber of the lens holder body and optically
aligned with the at least one lens opening, the at least one groove alignment feature configured to support at least one GRIN
lens disposed in the internal chamber and align at least one end portion of the at least one GRIN lens with the at least one
lens opening; and

a recessed cover disposed in the internal chamber between the first raised side and the second raised side of the lens holder
body, and further comprising at least one mating feature disposed in the lens holder body configured to receive at least one
mating feature of the recessed cover disposed in the internal chamber.

US Pat. No. 9,645,339

OPTICAL PORT HAVING MINIMALIST FOOTPRINT

CORNING OPTICAL COMMUNICA...

1. A device having an optical port, comprising:
a frame having one or more optical element openings;
the optical port having a mounting body and one or more optical elements for communicating an optical signal, wherein the
mounting body is disposed inside the frame so that each of the one or more optical elements is exposed at the one or more
optical element openings of the frame, thereby providing a device with a minimalist optical port footprint so that a complimentary
mating optical plug engages a portion of the frame during mating.

US Pat. No. 9,620,943

CABLE PREPARATION TOOL AND METHODS THEREFOR

Corning Optical Communica...

1. A method for preparing a cable having a cable jacket for connectorization, comprising:
providing a tool having a first handle having a stripper end, a second handle having a stripper end, the second handle being
pivotably joined to the first handle, a cutting feature disposed on at least one of the handles and a cable locating slot
arranged on the at least one handle having the cutting feature and aligned with the cutting feature;

placing the cable between the stripper ends;
removing an end portion of the cable jacket using the tool, leaving a remaining portion of the cable jacket and exposing at
least one strength element extending from an end of the remaining portion;

aligning the at least one strength element with the cutting feature using the cable locating slot; and
using the cutting feature to sever the at least one strength element.

US Pat. No. 9,575,273

SPLITTER MODULE HOLDER AND COUPLER FOR ADDING ADDITIONAL SPLITTER MODULES TO OPTICAL FIBER DISTRIBUTION HUB

Corning Optical Communica...

1. A modular optical fiber distribution housing comprising:
a plurality of walls, each of the plurality of walls including an inner surface that together define an interior compartment
of the housing;

a primary splitter module support rack supporting at least one splitter module, the primary splitter module support rack coupled
to and supported by a first inner surface of a first wall of the plurality of walls within the interior compartment; and

a secondary splitter module holder arranged a distance from the primary splitter module support rack and supporting at least
one additional splitter module, the secondary splitter module holder coupled to and supported by a second inner surface of
a second wall of the plurality of walls within the interior compartment, wherein the second wall is different from the first
wall.

US Pat. No. 9,568,678

LENS BLOCK FOR OPTICAL CONNECTION

CORNING OPTICAL COMMUNICA...

1. A lens block for an optical connection, comprising:
at least one optical channel having an optical interface portion positioned at a first side of the lens block, wherein the
lens block is fabricated from an optically transmissive material;

a total internal reflection (TIR) surface for turning an optical signal of the at least one optical channel;
at least one fiber lead-in positioned at an outer side of the lens block and aligned to the TIR surface; and
one or more magnetic materials positioned within one or more openings in a second side of the lens block, wherein the second
side is different from the first side, and the one or more openings extend into the lens block from the second side the lens
block.

US Pat. No. 9,568,686

OPTICAL CONNECTOR AND FERRULE ADHESION SYSTEM INCLUDING ADHESIVE COMPOSITION, AND RELATED METHODS

Corning Optical Communica...

1. A ferrule adhesion system for use in an optical connector for terminating an optical fiber, the ferrule adhesion system
comprising:
a ferrule comprising a fiber-receiving passage defining an inner surface; and
an adhesive composition, wherein:
the adhesive composition is disposed in the fiber-receiving passage of the ferrule and in contact with the inner surface of
the ferrule;

the adhesive composition comprises a partially cross-linkable resin and a coupling agent;
the adhesive composition is a solid material without securing an optical fiber in the fiber-receiving passage of the ferrule;
and

the coupling agent of the adhesive composition is configured to chemically bond the partially cross-linked resin to an inorganic
surface of at least one of the optical fiber and the ferrule when the adhesive composition is heated.

US Pat. No. 9,557,503

OPTICAL FIBER CABLE

CORNING OPTICAL COMMUNICA...

1. An optical communication cable comprising:
an outer cable layer;
a plurality of optical fiber bundles surrounded by the outer cable layer, each optical fiber bundle comprising:
a bundle jacket defining a bundle passage;
a first tensile strength strand located within the bundle passage; and
a plurality of optical fiber subunits located within the bundle passage, the plurality of optical subunits are wrapped around
each other within the bundle passage forming a wrapped pattern, each optical fiber subunit comprising:

a subunit jacket defining a subunit passage;
a second tensile strength strand located within the subunit passage; and
an elongate optical fiber located within the subunit passage;
wherein the first tensile strength strand of each optical fiber bundle is located outside of the jackets of the optical fiber
subunits;

wherein a length of the second tensile strength strand is substantially the same as a length of the elongate optical fiber;
and

wherein a length of the first tensile strength strand is less than the length of the second tensile strength strand and the
length of the elongate optical fiber.

US Pat. No. 9,557,508

CONVERTIBLE FIBER OPTIC PANEL/MODULE ASSEMBLIES FOR OPTICAL FIBER CONNECTIVITY, INCLUDING FOR WALL AND FLOOR-MOUNTED CONNECTIVITY APPLICATIONS

Corning Optical Communica...

1. A convertible fiber optic panel/module assembly, comprising:
a fiber optic panel bracket comprised of a fiber optic panel opening, the fiber optic panel bracket configured to be mounted
in a junction box;

a fiber optic panel, comprising:
a panel body comprising one or more panel fiber optic adapter openings;
one or more panel fiber optic adapters disposed in the one or more panel fiber optic adapter openings in the panel body;
the panel body further comprising at least one panel attachment member configured to engage with at least one complementary
attachment member disposed in the fiber optic panel bracket when the panel body is inserted into the fiber optic panel opening
to provide a fiber optic panel assembly; and

a fiber optic module housing, comprising:
a module housing body defining an internal cavity and comprising at least one module fiber optic adapter opening;
at least one module fiber optic adapter disposed in the at least one module fiber optic adapter opening in the module housing
body;

at least one fiber optic cable harness disposed in the internal cavity, the at least one fiber optic cable harness having
a first end connected to at least one module fiber optic adapter and a second end configured to be connected to the one or
more panel fiber optic adapters; and

the module housing body further comprising at least one module housing attachment member configured to engage with the at
least one panel attachment member of the fiber optic panel assembly to convert the fiber optic panel to a fiber optic module
assembly.

US Pat. No. 9,551,841

OPTICAL DATA CENTER CONNECTOR SYSTEMS, FIBER OPTIC PLUG ASSEMBLIES, AND FIBER OPTIC RECEPTACLE ASSEMBLIES

CORNING OPTICAL COMMUNICA...

1. A fiber optic plug assembly comprising:
a plug body comprising an insertion surface and a plug body opening at the insertion surface, wherein the plug body defines
a ferrule enclosure coupled in free space to the plug body opening, and the plug body opening tapers inwardly defining a lead-in
structure for guiding a receptacle ferrule element into the plug body;

a ferrule element secured and disposed within the ferrule enclosure of the plug body, the ferrule element comprising:
a mechanical coupling face exposed by the plug body opening, wherein the mechanical coupling face is configured to contact
a mated mechanical coupling face of a mated receptacle ferrule;

an optical interface surface recessed within the ferrule enclosure of the plug body when the fiber optic plug assembly is
in an unmated state; and

a plurality of lens elements at the optical interface surface, wherein the ferrule element is disposed within the ferrule
enclosure such that the optical interface surface is recessed with respect to the insertion surface of the plug body.

US Pat. No. 9,551,849

INTERPOSER STRUCTURE HAVING OPTICAL FIBER CONNECTION AND RELATED FIBER OPTIC CONNECTOR FOR THE SAME

CORNING OPTICAL COMMUNICA...

1. A fiber optic connector ferrule having a body, comprising:
a first alignment bore having a round shape;
a second alignment bore, the second alignment bore being non-round;
a first plurality of optical fiber openings being disposed on a first side of the first alignment bore; and
a second plurality of optical fiber openings being disposed on a second side of the first alignment bore, wherein the first
plurality of fiber openings and second plurality of optical fiber openings are arranged in a circular array about the first
alignment bore.

US Pat. No. 9,541,705

OPTICAL FIBERS HAVING COATINGS REMOVED THEREFROM AND RELATED METHODS

Corning Optical Communica...

1. An optical fiber, comprising:
a first lengthwise portion covered by a polymer coating, and
a second lengthwise portion, wherein the polymer coating is not present on at least ninety-five (95) percent of an exterior
surface of the second lengthwise portion of the optical fiber; wherein a microstructure of the polymer coating, adjacent to
the second lengthwise portion on the first lengthwise portion, tapers at an angle such that a thickness of the polymer coating
decreases toward the second lengthwise portion as a function of proximity to the second lengthwise portion;

wherein the microstructure of the polymer coating proximate to the second lengthwise portion includes an increased volume
of trapped bubbles relative to the polymer coating further from the second lengthwise portion; and

wherein a bulbous portion of the polymer coating is disposed adjacent to the second lengthwise portion.

US Pat. No. 9,529,162

OPTICAL FIBER CONNECTORS AND METHODS OF FORMING OPTICAL FIBER CONNECTORS

CORNING OPTICAL COMMUNICA...

1. An optical fiber connector comprising:
a fiber alignment body including an optical fiber guide channel extending therethrough, the optical fiber guide channel having
a lead-in channel portion, a lead-out channel portion and a turn portion that connects the lead-in channel portion and the
lead-out channel portion, the fiber alignment body having a reflective surface formed of metal that receives light traveling
from an optical fiber located within the lead-in channel portion of the optical fiber guide channel and reflects the light
into the lead-out channel portion of the optical fiber guide channel, wherein:

the fiber alignment body comprises:
a first fiber alignment member comprising a lead-in channel portion and a lead out channel portion, wherein the lead-in channel
portion of the first fiber alignment member is transverse to the lead-out portion of the first fiber alignment member: and

a second fiber alignment member comprising a lead-in channel portion and a lead out channel portion, wherein the lead-in channel
portion of the second fiber alignment member is transverse to the lead-out portion of the second fiber alignment member; and

the first fiber alignment member is connected to the second fiber alignment member such that the lead-in channel portion of
the first fiber alignment member and the lead-in channel portion of the second fiber alignment member cooperate to form the
lead-in channel portion of the optical fiber guide channel, and the lead-out channel portion of the first fiber alignment
member and the lead-out channel portion of the second fiber alignment member cooperate to form the lead-out channel portion
of the optical fiber guide channel, and the first fiber alignment member and the second fiber alignment member meet along
a parting region that intersects the optical fiber guide channel.

US Pat. No. 10,048,457

ELECTRO-OPTICAL CONNECTOR SYSTEMS INCORPORATING GRADIENT-INDEX LENSES

Corning Optical Communica...

1. An electro-optical connector comprising:a connector body;
a plug body extending from a surface of the connector body, the plug body comprising:
a planar electrical coupling surface comprising an array of electrically conductive contacts, wherein the array of electrically conductive contacts are operable to be electrically coupled to a corresponding array of electrically conductive contacts of a mated electro-optical receptacle at the planar electrical coupling surface; and
an optical coupling surface comprising at least one optical window, wherein the optical coupling surface is transverse to the planar electrical coupling surface, and at least a portion of the planar electrical coupling surface is positioned between the optical coupling surface and the surface of the connector body;
at least one gradient-index lens disposed within the plug body, wherein a coupling surface of the gradient-index lens is optically exposed at the at least one optical window;
at least one optical fiber optically coupled to the at least one gradient-index lens; and
a lens support member disposed within the plug body, the lens support member comprising a lens bore and a fiber bore, wherein the gradient-index lens is disposed in the lens bore and the optical fiber is disposed in the fiber bore.

US Pat. No. 9,778,434

BUFFERED FIBERS WITH ACCESS FEATURES

Corning Optical Communica...

1. A buffered optical fiber, comprising:
a single optical fiber having a longitudinal length; and
an extruded buffer layer surrounding and in contact with the single optical fiber along the longitudinal length, the buffer
layer comprising:

a main portion of a first extruded polymeric material;
at least one discontinuity of a second polymeric material coextruded in the main portion, the discontinuity extending along
the longitudinal length of the single optical fiber, and the first polymeric material being different from the second polymeric
material; and

a bond formed during coextrusion between the discontinuity and the main portion such that the buffer layer comprises a cohesive
composite polymer structure that is separable at the discontinuity to provide access to the single optical fiber,

wherein the bond is enhanced by incorporation of an acrylate functional group into a polymer chain of the second polymeric
material,

wherein the main portion includes a PVC material, wherein the second polymeric material is a polyolefin material, and wherein
the acrylate functional group is incorporated into a polyolefin polymer chain of the second polymeric material.

US Pat. No. 9,746,629

FIBER-BUNDLE ASSEMBLY FOR MAINTAINING A SELECT ORDER IN AN OPTICAL FIBER CABLE

Corning Optical Communica...

1. A fiber-bundle sub-assembly for a loose-tube optical fiber cable, comprising:
an array of at least three fiber bundles, each fiber bundle comprising at least one optical fiber, wherein the array includes
at least a first fiber bundle and a second fiber bundle;

a first connecting element and a second connecting element extending along the array; and
a plurality of first anchors coupled to the first fiber bundle and a plurality of second anchors coupled to the second fiber
bundle, wherein each of the first connecting element and the second connecting element are secured by the plurality of first
anchors and the plurality of second anchors to the first and second fiber bundles in an axially staggered arrangement to define
a first connecting span and a second connecting span that respectively cross a first side of the array and a second side of
the array, wherein the first connecting span and the second connecting span maintain each of the at least three fiber bundles
in a relative position to each other even when the first and second connecting spans and the at least three fiber bundles
are cut at a cut location adjacent one of the plurality of first anchors or one of the plurality of second anchors.

US Pat. No. 9,766,418

SILICON-BASED OPTICAL PORTS, OPTICAL CONNECTOR ASSEMBLIES AND OPTICAL CONNECTOR SYSTEMS

Corning Optical Communica...

1. An optical connector system comprising:
an optical port comprising:
a substrate comprising a mounting surface;
a laser silicon chip comprising:
a laser beam emitting surface, wherein the laser silicon chip is coupled to the substrate such that the laser beam emitting
surface is transverse to the mounting surface of the substrate; and

a grating at the laser beam emitting surface;
an interposer comprising an interposer fiber support bore, wherein the interposer is coupled to the laser beam emitting surface
of the laser silicon chip such that the interposer fiber support bore is substantially aligned with the grating of the laser
silicon chip; and

a receptacle housing comprising an receptacle mating surface and defining an enclosure, wherein:
the receptacle mating surface comprises a receptacle fiber support bore; and
the receptacle housing is coupled to the mounting surface of the substrate such that the receptacle fiber support bore is
substantially aligned with the interposer fiber support bore; and

an optical connector assembly comprising:
a connector body comprising a connector mating surface and a connector fiber support bore, wherein the connector fiber support
bore defines a connector fiber opening at the connector mating surface, and the connector body defines a fiber enclosure portion;
and

an optical fiber disposed within the connector fiber support bore such that a portion of the optical fiber extends out of
the connector fiber opening and beyond a plane defined by the connector mating surface,

wherein when the optical connector assembly is positioned within the enclosure defined by the receptacle housing, the optical
fiber is disposed within the receptacle fiber support bore and the interposer fiber support bore such that an end of the optical
fiber is offset from the grating of the laser silicon chip.

US Pat. No. 9,733,443

BINDER FILM FOR A FIBER OPTIC CABLE

Corning Optical Communica...

1. A method of manufacturing a fiber optic cable, comprising steps of:
stranding core elements around a central strength member in a pattern of stranding including reversals in lay direction of
the core elements, the core elements comprising:

a buffer tube surrounding optical fibers; and
one or more additional core elements, comprising at least one of:
a filler rod, and
an additional buffer tube; and
forming a binder film around the core elements to at least partially constrain the core elements, wherein the binder film
is continuous peripherally around the core elements and continuous lengthwise along a length of the cable that is at least
10 meters, and wherein coupling between the stranded core elements and the central strength member facilitated by radial tension
in the binder film is such that a force to pull and move a 100 mm length of the central strength member through the stranded
core elements is a least 5 newtons; and

at least 50 percent by weight of the binder film consists of a polymer with a sub-zero degrees Centigrade glass-transition
temperature, whereby the binder film may actively continue to shrimp post-processing, which may facilitate coupling between
the core elements and the central strength member.

US Pat. No. 9,720,201

FIBER OPTIC CABLES WITH EXTRUDED ACCESS FEATURES AND METHODS OF MAKING FIBER OPTIC CABLES

Corning Optical Communica...

1. A method of manufacturing a cable jacket to surround a core comprising at least one optical fiber, the method comprising:
extruding a primary portion of a first material; and
co-extruding a discontinuity of a second material different from the first material; and
forming a height of the discontinuity to be at least four times greater than a width of the discontinuity and the discontinuity
is wholly embedded in the primary portion and extends along a longitudinal length of the cable jacket.

US Pat. No. 9,720,202

METHODS OF MAKING AND ACCESSING CABLES HAVING ACCESS FEATURES

Corning Optical Communica...

1. A fiber optic cable, comprising:
a core comprising an optical fiber; and
a jacket surrounding the core, wherein the jacket has an interior surface that faces the core and an exterior surface, wherein
the jacket is formed primarily from a polymer material, wherein the jacket comprises:

a discontinuity extending lengthwise along the cable and wholly embedded in the jacket, wherein the discontinuity comprises
a portion of the jacket of a different material composition than a main portion of the jacket, the main portion of the jacket
being an annular hoop surrounding the core, whereby the discontinuity provides a line of weakness that allows the jacket to
be separated to provide access to the core, wherein the discontinuity is bonded to the main portion of the jacket such that
the jacket comprises a cohesive composite polymer structure; and

a tactile indicator extending lengthwise along the exterior of the jacket denoting the location of the wholly-embedded discontinuity
of the jacket,

wherein a peel force is required to pull the section of the jacket away from the remainder of the cable at an angle of 90-degrees
to the remainder of the cable, and wherein the peel force is less than about 90 Newtons (N).

US Pat. No. 9,696,513

MULTICORE OPTICAL FIBERS AND METHODS OF MANUFACTURING THE SAME

Corning Optical Communica...

1. A ribbon cable comprising:
a grouping of marked multicore optical fibers,
each, marked multicore optical fiber comprising:
(a) optical core elements, the optical core elements defining an array of at least two optical core elements contained within
a common outer cladding, the common outer cladding being at least partially surrounded by a coating layer disposed externally
of the cladding, and the optical core elements being aligned generally along a first reference line and being capable of transmitting
data; and

(b) the multicore optical fiber comprising at least one reference section adjacent to the coating layer;
wherein the reference section comprises at least one colored portion and the coating layer comprises a colored material wherein
a color of the at least one colored portion is distinct from a color of the colored material of the coating layer;

wherein the grouping of marked multicore optical fibers are aligned within the ribbon in accordance with colored portions
of adjacent optical fibers.

US Pat. No. 9,690,062

FILM FOR A FLAME-RETARDANT FIBER OPTIC CABLE

CORNING OPTICAL COMMUNICA...

1. A fiber optic cable, comprising:
(A) core elements comprising:
(i) an optical fiber; and
(ii) a tube surrounding the optical fiber;
(B) a binder film surrounding the core elements, wherein the binder film comprises:
(i) a base material, wherein the base material is primarily formed from a polymer, and
(ii) a filler material, wherein the filler material is a flame-retardant material, and wherein the filler material is dispersed
in the base material, and

wherein the binder film is a binder for the core elements, opposing outwardly transverse deflection of one or more of the
core elements; and

(C) a jacket surrounding the binder film, wherein the binder film is thin, having an average thickness over a 10-meter length
of the cable that is less than half an average thickness of the jacket over the 10-meter length.

US Pat. No. 9,551,842

FIBER OPTIC CONNECTOR WITH STRAIN RELIEF ASSEMBLY

Corning Optical Communica...

1. A fiber optic connector, comprising:
a ferrule configured to support at least one optical fiber;
a ferrule holder from which the ferrule extends;
a housing in which the ferrule holder is received;
a connector body coupled to the housing and configured to retain the ferrule holder within the housing, the connector body
having a front portion at least partially received in the housing and a rear portion at least partially outside of the housing;
and

a strain relief assembly, comprising:
a support coupled to the rear portion of the connector body, wherein the support includes a first portion defining a front
end of the support, a second portion defining a back end of the support, and a transition region between the first and second
portions, the second portion having a stiffness less than the first portion; and

a boot received over the first portion of the support and extending rearwardly over the transition region and second portion,
wherein the support and boot are formed from respective first and second materials, the second material being less rigid than
the first material.

US Pat. No. 9,529,152

LASER CLEAVING MULTI-ROW RIBBON FIBERS

Corning Optical Communica...

1. A method for processing optical fibers, comprising:
securely holding both a first plurality of optical fibers of a cable and a second plurality of optical fibers of the cable
with a fixture that at least partially separates the first and second pluralities of optical fibers from one another;

cleaving the first plurality of optical fibers with at least one laser while the first and second pluralities of optical fibers
are securely held stationary by the fixture;

then causing movement of the fixture while the first and second pluralities of optical fibers remain securely held by the
fixture; and

then cleaving the second plurality of optical fibers with the at least one laser while the first and second pluralities of
optical fibers remain securely held by the fixture.

US Pat. No. 9,532,329

APPARATUSES, SYSTEMS, AND METHODS FOR DETERMINING LOCATION OF A MOBILE DEVICE(S) IN A DISTRIBUTED ANTENNA SYSTEM(S)

Corning Optical Communica...

1. A distributed antenna system (DAS), comprising:
a head-end unit comprising:
at least one downlink interface unit configured to:
receive downlink radio frequency (RF) signals from a base station; and
distribute the downlink RF signals over at least one downlink communications medium to a plurality of remote antenna units;
at least one uplink interface unit configured to:
receive uplink RF signals from the plurality of remote antenna units over at least one uplink communications medium; and
distribute the received uplink RF signals to the base station;
the plurality of remote antenna units each comprising at least two antennas configured in a diversity arrangement, the plurality
of remote antenna units configured to use a multiple input/multiple output (MIMO) scheme and to be installed in known locations,
the a plurality of remote antenna units configured to:

receive the downlink RF signals from the head-end unit;
transmit the downlink RF signals into a respective coverage area;
receive uplink RF signals from client devices located in respective coverage areas; and
distribute the received uplink RF signals to the head-end unit; and
a location processing unit (LPU), comprising:
a plurality of signal monitoring devices configured to receive each of the uplink RF signals distributed from the plurality
of remote antenna units located in the known locations; and

a controller configured to:
determine signal strengths of the received uplink RF signals;
determine which remote antenna unit among the plurality of remote antenna units is receiving the uplink RF signals from at
least one client device having the greater signal strength; and

determine location information for the at least one client device based on identification of the remote antenna unit receiving
the uplink RF signals having the greater signal strength.

US Pat. No. 10,071,497

COMPRESSIVE WEDGE CLEAVING OF OPTICAL FIBERS

Corning Optical Communica...

1. A method for at least separating lengths of an optical fiber from one another, comprising:wedging a cross-sectional region of the optical fiber at least partially into a bore of a ferrule to cause the cross-sectional region to be in a state of multi-axial compressive stress, wherein the multi-axial compressive stress of the cross-sectional region extends across the optical fiber; and
propagating at least one crack across the optical fiber at a position between the lengths of the optical fiber, the propagating occurring while the cross-sectional region of the optical fiber is in the state of multi-axial compressive stress, and
the at least one crack being positioned in sufficiently close proximity to the cross-sectional region while the cross-sectional region is in the state of multi-axial compressive stress so that the multi-axial compressive stress in the cross-sectional region restricts the at least one crack from penetrating the cross-sectional region.

US Pat. No. 9,864,149

CLEANING NOZZLE, APPARATUS, NOZZLE ASSEMBLY, AND METHODS FOR OPTICAL FIBER CONNECTORS

Corning Optical Communica...

1. A nozzle assembly comprising:
an optical fiber connector comprising: a connector housing having a connector housing front end and an interior surface defining
an interior of the connector housing; and a ferrule supported within the interior of the connector housing and having an outer
surface and a front-end section, wherein the front-end section of the ferrule extends beyond the connector housing front end;

a nozzle at least partially inserted into the optical fiber connector, the nozzle having inner and outer housing members,
the inner housing member having an inner channel and being at least partially disposed within the outer housing member to
define an outer channel between the inner and outer housing members, the inner housing member also having an outer surface;
and

wherein the front-end section of the ferrule resides within the inner channel and the front end of the inner housing member
resides within the interior of the connector housing to define a cleaning conduit that includes:

i) a first conduit section between the outer surface of the ferrule and the inner surface of the inner housing member;
ii) a second conduit section that includes at least a portion of the outer surface of the inner housing member; and
iii) a third conduit section that fluidly connects the first and second conduit sections.

US Pat. No. 9,784,930

OPTICAL INTERFACE DEVICE HAVING A CURVED WAVEGUIDE USING LASER WRITING AND METHODS OF FORMING

Corning Optical Communica...

1. An optical interface device product formed by the process comprising:
providing a support member having glass body with a refractive index nb, a proximal end, a distal end and an outer surface, wherein the glass body includes a bend section that includes a curved
portion of the outer surface;

scanning a laser beam having a focus spot over the outer surface so that the focus spot resides within the glass body to form
within the glass body a core having a refractive index nc>nb, a curved section within the bend section, and an outer edge closest to the outer surface and that resides within 10 microns
of the curved portion of the outer surface, wherein a medium having a refractive index less than the refractive index nb resides adjacent the outer surface; and

wherein the core defines at least one curved optical waveguide.

US Pat. No. 9,746,630

HYBRID OPTICAL FIBER RIBBON AND POWER CABLE

Corning Optical Communica...

1. A hybrid cable, comprising:
a jacket defining a cavity therein;
a central strength member;
a ribbon unit having a plurality of optical fibers;
a conductor cable, wherein the conductor cable and the ribbon unit are stranded around the central strength member to extend
through the cavity of the jacket; and

an inner layer of conductor cables, wherein the ribbon unit and the conductor cable are stranded to surround the inner layer
of conductor cables such that the inner layer of conductor cables is located between the ribbon unit and the central strength
member.

US Pat. No. 9,739,954

STRAIN RELIEF DEVICE FOR A FIBER OPTIC CONNECTOR

Corning Optical Communica...

1. A fiber optic connector, comprising:
a ferrule configured to support at least one optical fiber of a fiber optic cable;
a ferrule holder from which the ferrule extends; and
a strain relief device comprising:
at least one resilient clamping member configured to selectively apply a compressive force to at least a portion of the fiber
optic cable, wherein the at least one resilient clamping member comprises:

a base configured to be positioned substantially parallel with a longitudinal axis of the fiber optic cable, the base having
a radially inner surface configured to face the fiber optic cable and a radially outer surface configured to face away from
the fiber optic cable; and

a plurality of spring arms resiliently extending from the radially outer surface of the base; and
an actuator at least partially surrounding the ferrule holder and being configured to place the at least one resilient clamping
member into compressed contact with the fiber optic cable thus retaining the fiber optic cable.

US Pat. No. 9,726,843

VARIABLE LAY STRANDING

Corning Optical Communica...

1. An optical cable, comprising:
a core member; and
a plurality of strands wound around the core member in an SZ configuration, the SZ configuration having at least two reversal
sections and a helical section extending along a longitudinal length between the at least two reversal sections, wherein a
helical lay length of the wound strands is variable along the longitudinal length of the helical section;

wherein the variable helical lay length gradually decreases from the reversal sections to a mid-way point along the longitudinal
length of the helical section between the two reversal sections.

US Pat. No. 9,696,500

FEMALE HARDENED OPTICAL CONNECTORS FOR USE WITH HYBRID RECEPTACLE

Corning Optical Communica...

1. A female hardened fiber optic connector, comprising:
a connector assembly;
a crimp body having a first shell and a second shell for securing the connector assembly at a front end of the shells and
a cable attachment region rearward of the front end;

a shroud having alignment fingers on a first end and a locking feature extending outwardly from a rim area of the shroud,
wherein the crimp body fits within a portion of the shroud and is secured therein by the locking feature; and

a female coupling nut having an internal attachment feature.

US Pat. No. 9,632,269

SYSTEMS FOR STACKING MODULAR FIBER OPTIC CABINETS, AND RELATED DEVICES, COMPONENTS, AND METHODS

CORNING OPTICAL COMMUNICA...

1. A modular fiber optic cabinet system comprising:
a fiber optic cabinet comprising:
a cabinet top support portion;
a cabinet bottom support portion configured to be supported by a base;
a pair of cabinet side walls each extending between the cabinet top support portion and the cabinet bottom support portion,
each cabinet side wall having a plurality of apertures therethrough;

a pair of cabinet flange portions each having a plurality of apertures extending therethrough, each cabinet flange portion
extending downwardly from the cabinet bottom support portion,

a transition skirt comprising:
a skirt top support portion;
a skirt bottom support portion;
a pair of skirt side walls each extending between the skirt top support portion and the skirt bottom support portion, each
skirt side wall having a plurality of apertures therethrough;

a pair of skirt flange portions each having a plurality of apertures extending therethrough, each skirt flange portion extending
downwardly from the skirt bottom support portion,

wherein the transition skirt is configured to matingly engage with the top support portion of the fiber optic cabinet such
that when the transition skirt is engaged with the top support portion, the skirt flange portions of the transition skirt
cover respective portions of the cabinet side walls, and the plurality of apertures of the skirt flange portions are aligned
with the plurality of apertures of the cabinet side walls, and

wherein the transition skirt is configured to matingly engage with the cabinet bottom support portion of the fiber optic cabinet
such that when the transition skirt is engaged with the cabinet bottom support portion, the cabinet flange portions of the
fiber optic cabinet cover respective portions of the skirt side walls, and the plurality of apertures of the cabinet flange
portions are aligned with the plurality of apertures of the skirt side walls.

US Pat. No. 9,581,779

OPTICAL FIBER CABLE

CORNING OPTICAL COMMUNICA...

1. A rugged optical micromodule cable comprising:
a composite cable jacket having an outer surface, an inner surface defining a channel within the cable jacket and a thickness
between the inner surface and the outer surface, the cable jacket comprising:

a first cable jacket layer formed from a first material, the first cable jacket layer having an inner portion facing the channel
and an outer surface defining an outer surface of the cable; and

a second cable jacket layer formed from a second material, the second cable jacket layer having an outer portion in direct
contact with and bonded to the inner portion of the first cable jacket layer;

wherein the first cable jacket layer is contiguous in a circumferential direction and surrounds the second cable jacket layer;
wherein the first cable jacket layer provides at least 10% of the thickness of the cable jacket and the second cable jacket
layer provides at least 10% of the thickness of the cable jacket;

wherein the first material is different than the second material, and the first material has a first torsional stiffness and
the second material has a second torsional stiffness, wherein the second torsional stiffness is greater than the first torsional
stiffness;

a plurality of micromodules located in the channel, wherein the micromodules each comprise sheathing surrounding a plurality
of optical fibers, wherein the sheathing has average thickness of less than 200 micrometers; and

a plurality of yarn fibers located within the channel and positioned around the micromodules such that at least one yarn fiber
is located radially outside of one of the micromodules.

US Pat. No. 9,531,452

HYBRID INTRA-CELL / INTER-CELL REMOTE UNIT ANTENNA BONDING IN MULTIPLE-INPUT, MULTIPLE-OUTPUT (MIMO) DISTRIBUTED ANTENNA SYSTEMS (DASS)

Corning Optical Communica...

1. A method of providing hybrid intra-cell/inter-cell remote unit antenna bonding for multiple-input, multiple-output (MIMO)
communications with a client device in a MIMO distributed antenna system, comprising:
configuring intra-cell antenna bonding for intra-cell MIMO communications for a client device in a first remote unit in the
MIMO distributed antenna system such that the client device communicates with a first MIMO antenna and a second MIMO antenna
in the first remote unit in an intra-cell MIMO communications session;

receiving intra-cell antenna bonded MIMO communications signals from the client device at the first MIMO antenna and the second
MIMO antenna in the first remote unit in the intra-cell MIMO communications session;

determining if the received intra-cell antenna bonded MIMO communications signals received by the first MIMO antenna and the
second MIMO antenna of the first remote unit from the client device exceed a threshold MIMO communications signal quality;
and

if the received intra-cell antenna bonded MIMO communications signals received by the first MIMO antenna and the second MIMO
antenna of the first remote unit from the client device do not exceed the threshold MIMO communications signal quality:

receiving MIMO communications signals from the client device at a neighboring MIMO antenna of at least one neighboring remote
unit to the first remote unit;

determining if the received MIMO communications signals received by the neighboring MIMO antenna of the at least one neighboring
remote unit from the client device exceed a threshold MIMO communications signal quality; and

if the received MIMO communications signals received by the neighboring MIMO antenna of the at least one neighboring remote
unit from the client device exceed the threshold MIMO communications signal quality, configuring inter-cell antenna bonding
for inter-cell MIMO communications for the client device in the at least one neighboring remote unit in the MIMO distributed
antenna system such that the client device communicates with the neighboring MIMO antenna in the at least one neighboring
remote unit and at least one MIMO antenna among the first MIMO antenna and the second MIMO antenna in the first remote unit
in an inter-cell MIMO communications session.

US Pat. No. 9,529,159

FERRULES WITH COMPLEMENTARY MATING GEOMETRY AND RELATED FIBER OPTIC CONNECTORS

CORNING OPTICAL COMMUNICA...

1. A fiber optic ferrule, comprising:
a body having:
a first surface and a second surface;
a first outboard front surface and a second outboard front surface, wherein the first and second outboard front surfaces extend
between the first and second surfaces;

an end face disposed between first outboard front surface and the second outboard front surface;
a plurality of optical pathways terminating at the end face;
a mating geometry, wherein the mating geometry has at least one slot monolithically formed in at least one of the first and
second outboard front surfaces of the body of the fiber optic ferrule; and

a backdraft portion extending from the end face and terminating at the first surface such that the backdraft portion is continuously
angled with respect to the first surface between the end face and the first surface.

US Pat. No. 9,807,722

DETERMINING PROPAGATION DELAY OF COMMUNICATIONS IN DISTRIBUTED ANTENNA SYSTEMS, AND RELATED COMPONENTS, SYSTEMS, AND METHODS

Corning Optical Communica...

1. A method of determining a location of a client device in a distributed communications system, comprising:
receiving downlink radio frequency (RF) signals at head-end equipment from a signal source;
distributing the downlink RF signals from the head-end equipment over at least one downlink communications medium to a plurality
of remote units to be communicated to one or more client devices, the plurality of remote units distributed over a plurality
of floors in a building at different locations where a distance between each of the plurality of remote units and the head-end
equipment varies;

receiving, at the head-end equipment, uplink RF signals over at least one uplink communications medium from the plurality
of remote units communicated by the one or more client devices to the plurality of remote units;

measuring, via at least one propagation delay measurement circuit, propagation delay of the received uplink RF signals from
the one or more client devices in response to the downlink RF signals; and

determining a location of the one or more client devices as a function of determined propagation delay of the received uplink
RF signals from the one or more client devices.

US Pat. No. 9,729,238

RADIO-OVER-FIBER (ROF) SYSTEM FOR PROTOCOL-INDEPENDENT WIRED AND/OR WIRELESS COMMUNICATION

Corning Optical Communica...

1. A method of enabling communication via a wireless communication system between a first peer device in a first coverage
area and a second peer device in a second, different coverage area, the wireless communication system having a head-end unit
(HEU) having an optical switch bank, at least one fiber optic cable, and a plurality of remote access points, the method comprising:
optically linking a plurality of the remote access points to a head-end unit (HEU) via a plurality of the fiber optic cables,
each of the plurality of fiber optic cables being configured to carry broadband signals including WLAN signals from the HEU
to the plurality of remote access points;

forming a first coverage area associated with a first one of the plurality of remote access points;
forming a second coverage area associated with a second one of the plurality of remote access points different from the first
coverage area;

dynamically establishing an RoF-based optical link over at least one of the plurality of fiber optic cables to allow the first
peer device to communicate with the second peer device at least in part over the RoF-based optical link; and

the first one of the plurality of remote access points wirelessly communicating with the first peer device and the second
one of the plurality of remote access points wirelessly communicating with the second peer device.

US Pat. No. 9,729,251

COOLING SYSTEM CONTROL IN DISTRIBUTED ANTENNA SYSTEMS

Corning Optical Communica...

1. A distributed communication system, comprising:
head-end equipment configured to receive downlink communications services signals and to provide downlink optical communications
services signals to be communicated over at least one optical communications services downlink;

at least one remote unit coupled to receive downlink communications service signals from the head-end equipment, and further
configured to communicate RF communications signals into a coverage area and to receive RF communication signals from the
coverage area; and

at least one power distribution module, the module comprising:
at least one fan;
at least one output power port configured to distribute output power to at least one of the remote units; and
a monitoring circuit, wherein
the monitoring circuit is configured to monitor a power usage of the at least one fan and to provide an alarm signal to the
at least one remote unit when the power usage of the at least one fan is outside of predetermined operating parameters, wherein
the fan is outside of predetermined operating parameters when its power usage is above a predetermined threshold.

US Pat. No. 9,720,195

APPARATUSES AND RELATED COMPONENTS AND METHODS FOR ATTACHMENT AND RELEASE OF FIBER OPTIC HOUSINGS TO AND FROM AN EQUIPMENT RACK

Corning Optical Communica...

1. A fiber optic apparatus, comprising:
a fiber optic housing having a top, a bottom, a right side, and a left side defining at least one interior chamber configured
to support fiber optic equipment;

at least one mounting bracket removably attached to at least one of the right side and the left side of the fiber optic housing
tool-lessly, and by other than external fastening means, and configured to removably attach the fiber optic housing to an
equipment rack; and

a snap attachment integral to the at least one of the right side and the left side of the fiber optic housing and removably
attached to the least one mounting bracket.

US Pat. No. 9,632,270

FIBER OPTIC HOUSINGS CONFIGURED FOR TOOL-LESS ASSEMBLY, AND RELATED COMPONENTS AND METHODS

Corning Optical Communica...

1. A fiber optic housing, comprising:
a top, a bottom, a right side, and a left side defining at least one interior chamber configured to support fiber optic equipment,
wherein each of the top, the bottom, the right side, and the left side is configured to individually, removably and tool-lessly
attach to another of the top, the bottom, the right side, and the left side by other than external fastening means.