TKD Science and Technology Co., Ltd.
TKD: RF Filters for Precise Signal Selection and Interference Control

TKD: RF Filters for Precise Signal Selection and Interference Control

TKD’s RF filters cover both Surface Acoustic Wave (SAW) and Bulk Acoustic Wave (BAW) technology platforms. The SAW filters operate over a center frequency range of 700MHz3000MHz with typical insertion loss below 2.0dB, featuring low insertion loss and high rejection. The BAW filters cover 1.510GHz with typical insertion loss <2.0dB, delivering high power handling capability and excellent temperature stability. Both series are designed and manufactured in-house with an IDM model. SAW filters, with their compact size and cost advantages, are widely deployed in mid-to-low frequency consumer electronics, while BAW filters excel in high-frequency 5G communications. Together, they provide precise signal selectivity and anti-interference protection for wireless communications and RF front-end modules.

Types of RF Filters

SAW Filters

SAW Filters

TKD’s SAW filter series features low insertion loss and high rejection, with a center frequency range of 700MHz~3000MHz and typical insertion loss below 2.0dB. Available in multiple package sizes, the filters are designed and manufactured in-house under an IDM model for quality and supply chain control. Widely deployed in wireless communications and RF front-end modules.
BAW Filters

BAW Filters

TKD's BAW filters cover a center frequency range of 1.5~10GHz with typical insertion loss below 2.0dB. The filters feature high power handling capability and excellent temperature stability, designed and manufactured in-house under an IDM model for quality and supply chain control. Ideally suited for 5G communications, RF front-end modules, and other high-frequency applications.

Managing Interference with TKD RF Filter Technology

IDM with In‑house Design and Fabrication
IDM with In‑house Design and Fabrication
Low Insertion Loss
Low Insertion Loss
High Rejection
High Rejection
High Power Handling Capability
High Power Handling Capability
Excellent Temperature Stability
Excellent Temperature Stability

FAQs of Flow TKD RF Filters

What technology platforms does TKD offer for RF filters? What are the key differences between SAW and BAW?

TKD RF filters cover both SAW and BAW technology platforms. SAW filters operate from 700MHz to 3000MHz, offering compact size and cost advantages for mid-to-low frequency consumer electronics. BAW filters cover 1.5GHz to 10GHz, delivering superior high-frequency performance for 5G and other high-frequency applications. Together, they provide complementary coverage from Sub-6GHz to millimeter-wave bands.

What are the insertion loss and rejection performance of TKD SAW and BAW filters?

TKD SAW filters feature typical insertion loss below 2.0dB, with low insertion loss and high rejection. TKD BAW filters also achieve typical insertion loss below 2.0dB, delivering high power handling capability and excellent temperature stability. Both products are well-suited for wireless communications and RF front-end modules that demand stringent signal integrity and out-of-band rejection.

Does TKD adopt an IDM model for RF filters? How does this ensure quality and supply reliability?

Both TKD SAW and BAW filters are designed and manufactured in-house under the IDM (Integrated Device Manufacturer) model. With full control across the entire value chain—from chip design and wafer fabrication to assembly and testing—TKD ensures consistent product quality and stable supply, delivering reliable lead times and technical support to customers.

Customer Reviews
What Customers Say About TKD

TKD's automotive-grade crystal resonators have passed our stringent qualification audits, demonstrating exceptional supply capability and quality management system recognition. With full-scenario coverage across body, ADAS, and cockpit domains, TKD is a trusted domestic supply chain partner.

Automotive Tier 1 (Global Top 10)
Automotive Tier 1 (Global Top 10)
01

TKD products deliver stable performance and high reliability, with 17 models certified on our HiSilicon platforms. As a leading domestic crystal oscillator R&D manufacturer, TKD is a key partner in our frequency control device supply chain.


Communications Customer
Communications Customer
02

TKD's 1612-size 19.2MHz crystal resonator was the first to pass Qualcomm Snapdragon AR1+ Gen1 platform certification and achieve mass production. Its ultra-low ESR and miniaturized package perfectly fit our AI glasses, enabling extreme thinness and extended battery life.


AI Wearable Customer (Global Leading AI Terminal Brand)
AI Wearable Customer (Global Leading AI Terminal Brand)
03
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