Samsung Electronics Co., Ltd.

Viavi Solutions Inc.

Jae-Gab Lee

Chang-Oh Jeong

Beom-Seok Cho

Bong-Joo Kang

Jong-Gun Bae

Jin-Ook Kim

Young-Kyu Kim

Hyuck In Kwon

Seung-Wan Seo

Jong-Min Kim

Byung-Yeol Ko

Ho-Su Kim

Hyuck-In Kwon

Yong-Kyu Kim

Yoo-Chul Shin

Byung-Han Kim

Young-Kill Kim

Hee-Jung Yang

Myung-Mo Sung

Jae-II Seo

A test device may be a portable test device that can perform over the air measurements to determine synchronization errors between clusters in a cellular network. The test device can generate a graphical user interface that can show a map of the boundary area between clusters, locations of base stations hi the boundary area, locations where over the air measurements were taken by the test device, an indication of whether cells are in synchronization for each measurement location, and a table of actual measurements and derived parameters pertaining to cell phase synchronization, interference and other performance metrics.

Test device for measuring synchronization errors between clusters in a cellular network

According to examples, NR and LTE signal concurrent testing may include ascertaining LTE synchronization data associated with an LTE signal, and ascertaining NR synchronization data associated with an NR signal. The NR and LTE signal concurrent testing may further include performing, for the LTE synchronization data, LTE analysis, and performing, for the NR synchronization data, NR analysis. Based on the LTE analysis and the NR analysis, a multi-path profile of the LTE signal and the NR signal may be determined.

New Radio (NR) and long term evolution (LTE) signal concurrent testing

According to examples, NR and LTE signal concurrent testing may include ascertaining LTE synchronization data associated with an LTE signal, and ascertaining NR synchronization data associated with an NR signal. The NR and LTE signal concurrent testing may further include performing, for the LTE synchronization data, LTE analysis, and performing, for the NR synchronization data, NR analysis. Based on the LTE analysis and the NR analysis, a mufti-path profile of the LTE signal and the NR signal may be determined.

Radio (NR) and long term evolution (LTE) signal concurrent testing

A sliding-type portable terminal is provided. The portable terminal includes a first housing, a first guide member fixed to the first housing, a slide member coupled to the first guide member while facing the first guide member, the slide member being adapted to slide in a first direction under guidance of the first guide member, a second guide member fixed to the slide member, a second housing having a guide recess extending in a second direction so as to receive the second guide member, the second housing being coupled to the second guide member so as to slide in the second direction under guidance of the second guide member and an elastic member having a first end supported on the first guide member and a second end supported on the second housing so as to provide elastic force in such a direction that the first and second ends move away from each other. The sliding-type portable terminal is adapted for convenient use of not only mobile communication services, but also multimedia services.

Sliding-type portable terminal

A sliding-type portable communication terminal and a semi-automatic sliding device for the portable communication terminal are provided. The portable terminal has a body housing, a sliding housing sliding on the body housing, and a sliding device for semi-automatically moving the sliding housing with respect to the body housing. The sliding device includes a first member, a second member moving in a desired direction with respect to the first member while facing the first member, and an elastic body coupled between the first and second members. The elastic member functions as a semi-automatic driving source for driving the second member in the desired direction.

Semi-automatic sliding device for a portable terminal and portable terminal having the same

A spring employed in a semi-automatic sliding device of a sliding-type portable communication terminal is provided. The spring includes a first spring including a first coil spring having a first end and a first other end connected to the first end by means of a first link spring and arranged at a center of the first coil spring in the form of being wound at least one time, a second spring including a second coil spring having a second end and a second other end connected to the second end by means of the first link spring and arranged at a center of the second coil spring in the form of being wound at least one time and a connector for integrally fixing the first and second coil springs to the connector. The spring assists in the opening and closing of the portable terminal, allows the portable terminal to be made thinner and is simple to manufacture based on having few parts.

Spring, semi-automatic sliding device using the same and sliding-type portable communication terminal

A sliding module for a double sliding-type portable communication terminal is provided. The double sliding-type portable communication terminal includes a body housing and a sliding housing movably coupled to the body housing so as to slide on the body housing in a first direction and a second direction substantially perpendicular to the first direction. The sliding module includes a base member, a first sliding member laminated on the base member to enable the sliding housing to slide on the body housing in the first direction, a second sliding member integrally mounted on the sliding housing and laminated on the first sliding member to allow the sliding housing to slide on the body housing in the second direction, and a guide member provided for the sliding housing to guide the sliding movement of the second sliding member.

Sliding module for double sliding-type portable communication terminal

A thin film transistor array panel includes an insulating substrate, a gate wire formed on the insulating substrate. A gate insulating layer covers the gate wire. A semiconductor pattern is formed on the gate insulating layer. A data wire having source electrodes, drain electrodes and data lines is formed on the gate insulating layer and the semiconductor pattern. A protective layer is formed on the data wire. Pixel electrodes connected to the drain electrode via contact holes are formed on the protective layer. The gate wire and the data wire are made of Ag alloy containing Ag and an additive including at least one selected from Zn, In, Sn and Cr.

Thin film transistor array panel and a method for manufacturing the same

Disclosed herein is a bar-type wireless communication terminal, and a rotary type hinge device thereof. The bar-type wireless communication terminal comprises a lower body and an upper body. The lower body is installed at its one side surface with a camera lens unit, and at its front and rear surfaces with first and second keypads, respectively. The upper body is coupled to the upper end of the lower body so that it is rotatable in a twisting direction relative to a rotation axis extending in a longitudinal direction of the lower body. The upper body is installed at its front surface with a display device. According to the bar-type wireless communication terminal constructed as stated above and a rotary type hinge device thereof, it is possible to provide the user with a wider choice of the terminals. In addition, in conjunction with a display device and a camera lens unit additionally installed to the wireless communication terminal, the image display direction of the display device as well as an aim direction of the camera lens unit can be set at various different angles, thereby allowing the user to conveniently utilize the wireless communication terminal for image capturing and video communications.

Bar-type wireless communication terminal and rotary type hinge device thereof

Thin film transistor array panel

In a method for fabricating a thin film transistor array substrate, a glass substrate undergoes an oxygen plasma treatment. A silver or silver alloy-based conductive layer is deposited onto the substrate, and patterned to thereby form a gate line assembly proceeding in the horizontal direction. The gate line assembly includes gate lines, gate electrodes, and gate pads. Thereafter, a silicon nitride-based gate insulating layer is deposited onto the substrate, and a semiconductor layer and an ohmic contact layer are sequentially formed on the gate insulating layer. The semiconductor layer and the ohmic contact layer are HF-treated. A silver alloy-based conductive layer is deposited onto the substrate, and patterned to thereby form a data line assembly. The data line assembly includes data lines crossing over the gate lines, source electrodes, drain electrodes, and data pads. A protective layer based on silicon nitride or an organic material is deposited onto the substrate, and patterned through dry etching such that the protective layer bears contact holes exposing the drain electrodes, the gate pads and the data pads, respectively. An indium zinc oxide or indium tin oxide-based layer is deposited onto the substrate, and patterned to thereby form pixel electrodes, and subsidiary gate and data pads. The pixel electrodes are electrically connected to the drain electrodes, and the subsidiary gate and data pads to the gate and data pads.

Wiring line assembly and method for manufacturing the same, and thin film transistor array substrate having the wiring line assembly and method for manufacturing the same

The present invention relates to a thin film transistor substrate and a metal wiring method thereof, more particularly to a thin film transistor substrate comprising self-assembled monolayers between the substrate and the metal wiring, and a metal wiring method thereof. Since a thin film transistor substrate of the present invention comprises three-dimensionally cross-linked self-assembled monolayers between the Si surface and the metal wiring, it has good adhesion ability and anti-diffusion ability.

Thin film transistor substrate and method for forming metal wire thereof

Disclosed is a sliding type mobile telephone terminal comprising (a) a main housing with upper and lower surfaces, (b) a sliding housing with upper and lower surfaces and first and second guide slots symmetrically formed on the lower surface to have a designated shape, and accepting in a range of a first sliding length a closing force from the main housing and accepting in a range of a second sliding length being disposed above the first sliding length an opening force from the main housing, thereby being closed into and opened from the main housing in a longitudinal direction so that the lower surface of the sliding housing is slid on the upper surface of the main housing, and (c) a module accommodated in the main housing and associated with the first and second guide slots so as to provide the opening and closing forces to the sliding housing.

Sliding type mobile telephone terminal

A sliding-type portable wireless terminal that has a main body, and a sub body that longitudinally slides on the main body to open from and close into the main body. The sliding-type portable wireless terminal comprises a spring module that is fixed to the main body and includes torsion springs for supplying a sliding force in a direction of closing the sub body into the main body when the sub body is downwardly slid on the main body by a designated distance in the direction of closing the sub body into the main body, and supplying a sliding force in a direction of opening the sub body from the main body when the sub body is upwardly slid on the main body by the designated distance in the direction of opening the sub body from the main body. The sliding-type portable wireless terminal uses the torsion springs as means for sliding the sub body on the main body, thereby ensuring a smooth sliding motion of the sub body. In addition, the sliding-type portable wireless terminal use the torsion springs having a small height, thereby manufacturing the spring module with a slim size and being advantageous in terms of the miniaturization of the terminal.

Growing community of inventors

Seoul, South Korea

Jae-Gab Lee