Richwave Technology Corp.

Taiwan Semiconductor Manufacturing Comp. Ltd.

National Taiwan University

Shih-Kai Lin

Chin-Shen Lin

Chien-Wen Chen

Yi-Cheng Lin

Mu-Jen Huang

Yu-Sian Jiang

Tse-Peng Chen

Heng-Kai Liu

You-Chieh Chen

Hsien-Pin Hu

Liang-Chen Lin

Shih-Cheng Chang

Jyun-Lin Wu

Hsien Yu-Tseng

Fu-Tsai Hou

Tung-Chin Yeh

Gia-Her Lu

Hsien-Yu Tseng

Bing-Syun Li

An antenna device includes a first structural layer and a second structural layer. The first structural layer is located at a first plane and includes first antenna structures, a main feeding point, a first subsidiary feeding point and a transmission line. The main feeding point is located between a first transmission line segment and a second transmission line segment, which are respectively connected to different first antenna structures. First transmission paths are formed from the main feeding point to a part of the first antenna structures, and the first transmission paths pass through the first subsidiary feeding point. Second transmission paths are formed from the main feeding point to another part of the first antenna structures. The second structural layer is located at a second plane and includes a conductor, and at least part of projections of the first antenna structures projected onto the second plane surrounds the conductor.

Antenna device

An antenna apparatus is provided. The antenna apparatus includes a cavity element, a radiating element, and a feeding element. The cavity element includes an opening. The radiating element is located within the opening and disposed at a conductive layer. An outline of the radiating element and the opening form a surrounding slot. An imagining rectangle has four sides respectively abutted against an external outline of the surrounding slot. The feeding element is disposed at the same conductive layer. The feeding element includes a first section and a second section. A coupling distance is provided between the first section and the radiating element. A tail end of the first section is an open circuit. A shift distance is provided between the second section and a central line of the imagining rectangle.

Antenna apparatus

A Doppler motion sensor device is used for detecting a motion of an object. The Doppler motion sensor device includes a first antenna and a second antenna. The first antenna is used to transmit or receive a first wireless signal. The second antenna is used to transmit or receive a second wireless signal. A first straight line passing through a first feed-in point and a first middle point of the first antenna is orthogonal to a second straight line passing through a second feed-in point and a second middle point of the second antenna. One of the first wireless signal and the second wireless signal is a transmission signal. The transmission signal is reflected by the object to form the other one of the first wireless signal and the second wireless signal.

Doppler motion sensor device with high isolation between antennas

A transceiver includes an antenna configured to transmit a first wireless signal based on a transmission signal and receive a second wireless signal, the second wireless signal including a reflected first wireless signal from an object and the antenna transmitting the first wireless signal and receiving the second wireless signal at the same time. A transmission circuit is configured to generate the transmission signal and output the transmission signal to a first side of the antenna. A reception circuit is configured to receive a reception signal from a second side of the antenna, the antenna outputting the reception signal based on the second wireless signal. The first side is different from the second side.

Wireless signal transceiver device with a dual-polarized antenna with at least two feed zones

An antenna apparatus is provided. The antenna apparatus includes a cavity element, a radiating element, and a feeding element. The cavity element includes an opening. The radiating element is located in the opening and is disposed at a conductive layer. An outline of the radiating element and the opening form a surround slot. An imaginary rectangle has four sides respectively abutted against an external outline of the surround slot. The feeding element is disposed at another parallel conductive layer. The feeding element includes two sections. There is a coupling spacing is between a section and the radiating element to feed into the radiating element through electric field coupling. A tail end of the section is an open circuit. Another section is an initial section of the feeding element inserted into the opening. There is a shifting spacing between the another section and a central line of the imaginary rectangle.

A wireless signal transceiver device includes a dual-polarized antenna, a transmission circuit, a reception circuit and a processor. The dual-polarized antenna includes a first feed zone and a second feed zone. The first feed zone is used to receive a transmission signal for the dual-polarized antenna to transmit a first wireless signal accordingly. The second feed zone is used to output a reception signal generated according to a second wireless signal. The dual-polarized antenna is used to form a first radiated electric-field having a first co-polarization according to the first wireless signal and form a second radiated electric-field having a second co-polarization according to the second wireless signal. The first co-polarization and the second co-polarization form an angle between 45 degrees to 135 degrees to each other in a far field.

Wireless signal transceiver device with dual-polarized antenna with at least two feed zones

Doppler motion sensor device with high isolation between antennas without increasing device size

A wireless signal transceiver device includes a dual-polarized antenna, a transmission circuit and a reception circuit. The dual-polarized antenna is used to transmit a first wireless signal and receive a second wireless signal at the same time. The dual-polarized antenna includes a first feed zone and a second feed zone. The first feed zone is used to receive a transmission signal, and the first wireless signal is related to the transmission signal. The second feed zone is used to output a reception signal, and the reception signal is related to the second wireless signal. The transmission circuit is used to generate the transmission signal. The reception circuit is used to generate a processing signal, and the processing signal is related to the reception signal.

An embodiment is a circuit. The circuit includes active circuitry, a first capacitor, a first fuse, a second capacitor, and a second fuse. The active circuitry has a first power node and a second power node. The first capacitor is coupled to the first fuse serially to form a first segment. The second capacitor is coupled to the second fuse serially to form a second segment. The first segment and the second segment are coupled together in parallel and between the first power node and the second power node.

Integrated circuit with multi-level arrangement of e-fuse protected decoupling capacitors

A method comprises: accessing data representing a layout of a layer of an integrated circuit (IC) comprising a plurality of polygons defining circuit patterns to be divided among a number (N) of photomasks for multi-patterning a single layer of a semiconductor substrate, where N is greater than one. For each set of N parallel polygons in the layout closer to each other than a minimum separation for patterning with a single photomask, at least N&#x2212;1 stitches are inserted in each polygon within that set to divide each polygon into at least N parts, such that adjacent parts of different polygons are assigned to different photomasks from each other. Data representing assignment of each of the parts in each set to respective photomasks are stored in a non-transitory, computer readable storage medium that is accessible for use in a process to fabricate the N photomasks.

Method, system and computer readable medium using stitching for mask assignment of patterns

Methods for forming stacked capacitors with fuse protection

A bottom feed cavity aperture antenna is provided. The bottom feed cavity aperture antenna includes a patch and a ground structure. The patch feeds a signal to the bottom feed cavity aperture antenna. The ground structure includes a continuous wall, and a top end and a bottom end, wherein the continuous wall surrounds the patch, a thickness of the ground structure is formed between the top end and the bottom end, a patch height is formed between the patch and the bottom end, and a ratio of the patch height to the thickness is substantially lower than 1/2, and a magnetic field is formed at the top end, and magnetic resonance directions of the magnetic field are parallel to a first axis.

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Taipei, Taiwan

Shih-Kai Lin