In response to the consumer demand for improved wireless charging user experience, the Wireless Power Consortium announced the release of a new standard to redefine the inductive wireless power transfer: Qi2. Infineon Technologies is addressing this demand by introducing its first Qi2 Magnetic Power Profile (MPP) charging transmitter solution, the reference design kit REF_WLC_TX15W_M1. The…
Renesas offers advanced wireless power transmitter technology
Renesas Electronics Corporation, a supplier of advanced semiconductor solutions, presented advancements in charging technology for mobile devices at the prestigious International Solid-State Circuits Conference (ISSCC) in San Francisco, last week. During the conference, Renesas described its single-chip wireless power transmitter solution that measures AC and DC transmitter power for improved accuracy and safety. The presentation…
Diodes brings power-efficient, low-latency operation to USB-C/DP designs
Diodes Incorporated (Diodes) (Nasdaq: DIOD) is targeting growth opportunities in USB Type-C technology, and lower power operation needs, with two new bit-level retimers The DIODES PI2DPT1021 is a bit-level retimer with receiver adaptive CTLE and transmitter 3-tap equalization that can compensate channel loss up to -23dB for 5GHz signal transmission. It supports DP1.4 and USB3.2…
New highly integrated ultrasound transmitter boosts image quality
STMicroelectronics has introduced a 64-channel ultrasound transmitter with new features to enhance the image quality and convenience of high-performance portable industrial and medical instruments. Today’s ultraportable scanners are almost the size of a smartphone yet deliver image quality comparable to large and expensive high-end systems from only a few years ago. ST’s STHVUP64 transmitter, which drives the instrument’s…
Infineon launches scalable and wireless charging platform with configurable controllers
The wireless charging market has been increasingly growing over the last years, with more and more applications applying this capability to make use of the offered benefits. To help designers overcome the challenges of modern wireless power transfer and serve key application requirements, Infineon Technologies has launched the WLC1115 transmitter controller ICs — the first product…
Renesas releases reference design for automotive wireless charging stations
Renesas Electronics Corporation, a supplier of advanced semiconductor solutions, has released a next-generation customer reference design for automotive wireless charging stations. The new P9261-3C-CRBv2 provides features that enable automotive manufacturers to quickly and efficiently deliver top performance and safety features for in-cabin wireless charging. The P9261-3C-CRBv2 solution includes the automotive-qualified wireless power controller P9261 with…
Renesas expands its 5G mmWave beamformer portfolio
Renesas Electronics Corporation, a supplier of advanced semiconductor solutions, has expanded its 5G beamformer IC family with two dual-polarization mmWave devices, optimized for 2×2 antenna architecture for 5G and broadband wireless applications — with best-in-class performance at n257, n258, and 261 bands. The highly integrated F5288 and F5268 transmitter/receiver (8T8R) chipsets sit on a small…
FM Transmitter
The above circuit is a simple VHF FM transmitter circuit. It is basically a VHF colipits oscillator capable of transmitting sound or music to any standard FM receiver.The circuit works on a small 9V battery which makes it easily portable. It also has a capacitor microphone which picks up very weak sound signals. The output frequency…