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Tesla patent paves way for compact battery systems that are easier to produce
Tesla’s use of batteries for its electric vehicles are crucial to their function. The company’s battery systems are the industry standard as they offer more range and density than their competitors. But despite this lead, a recently submitted patent for an aggregated battery system could put Tesla’s batteries head-and-shoulders above the rest of the pack, bar none.
While Tesla’s current battery system is top of the line, it could still be more cost-effective. Batteries themselves cost a lot to manufacture for Tesla, and not to mention, a lot to replace for an owner. The aim of the company’s newly submitted patent is to create a more efficient system that would simplify the entire battery component by combining the multiple battery systems into one single module.
Small battery cells are more advantageous than large battery cells for a number of reasons, including time, safety, thermal management and production of energy. All of these factors would highlight the advantages of small battery systems and would allow for an increase in the productivity of battery cells. The smaller cells means “a shorter length of electrode material that is devoid of material defects would be required.”
The new system would arrange the battery cells in an upright manner. The multiple cells would then function with one another by being connected to a series of collector plates with tabs on both the positive and negative ends of the battery. The tabs would then be connected to a positive or negative terminal of the battery cell. This would be done with multiple series of batteries that all have different responsibilities throughout the vehicle. They would all, however, be housed within a single battery container, allowing engineers or service workers easy access to each battery system.
The addition of this new patent could help reduce costs by utilizing smaller battery cells in battery systems. The patent states that while production will increase due to the reduced size and need for materials, the small cells can increase the complexity of the manufacturing of the systems. This makes Tesla’s batteries even easier to produce.
“For instance, with use of many small format cells, it is envisioned that several electrical interconnects could be required to accomplish the conveyance of current from the large number of small format cells and this may also contribute to the complexity in design and manufacture of the battery system. The battery cell could also have some functionalities that may be redundant when aggregated into the battery system. As each battery cell would be manufactured independently of others, time and resources would need to be spent thereafter for combining the cells and for forming the interconnects to the current collectors typically, though a welding, or soldering process. Hence, there is a need to produce battery modules in a simplified manner.”
The innovations offered by Tesla’s recently published patent could allow the electric car maker to equip its vehicles with battery packs that are both compact and high-density. This would be pivotal to upcoming vehicles such as the next-generation Roadster, the Tesla Pickup Truck, and the Tesla Semi, all of which are expected to require large batteries to achieve their target range, and thus would require large numbers of cells from the electric car maker.
Tesla is the head of the pack in terms of batteries, as the company’s vehicles have considerably longer ranges than the vehicle’s of its competitors. For example, a Tesla Model S Performance variant contains a 100 kWh battery, with a WLTP estimated 365 miles of range when charged to its capacity. The newly released Porsche Taycan Turbo S contains a 93.4 kWh battery with a WLTP estimated 256 miles of range on a full charge.
The full text of Tesla’s novel battery design patent could be accessed here.
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Tesla utilizes its ‘Rave Cave’ for new awesome safety feature
Part of the massive interior overhaul of both the Model 3 “Highland” and Model Y “Juniper” was the addition of interior accent lighting to help bring out the mood of the vehicle, increase the customization of the interior, and to create a unique listening experience.
Tesla is utilizing its ‘Rave Cave’ for an awesome new safety feature that will arrive with the upcoming Spring Update for 2026.
Part of the massive interior overhaul of both the Model 3 “Highland” and Model Y “Juniper” was the addition of interior accent lighting to help bring out the mood of the vehicle, increase the customization of the interior, and to create a unique listening experience.
Tesla added a Sync Lights feature that will strobe the accent strips with the beat of the music.
It is one of the most unique and one of the coolest non-functional features of a Tesla, as it does not improve the driving of the vehicle, but makes it a cool and personal addition to the interior.
However, Tesla is going to take it one step further, as the Rave Cave lights will now be used for blind spot recognition. This feature will be added as the Spring 2026 Update starts to roll out.
A lot of CRAZY new features coming with Tesla’s 2026 Spring Update, including a new FSD app!
– Self-Driving App (AI4 hardware): New app in App Launcher > Self-Driving for one-tap FSD subscriptions, activation guides, and ongoing stats.
– “Hey Grok”: Voice-activated Grok with… https://t.co/ljeYPlq9Qt— TESLARATI (@Teslarati) April 13, 2026
Tesla writes:
“Accent lights now turn red when an object is in your blind spot and your turn signal is engaged, or when an approaching object is detected while parked.”
This neat new safety feature will now increase the likelihood of a driver, who is operating their Tesla manually, of seeing the blind spot warnings that are currently available on the A pillar and on the center touchscreen.
These new alerts will now warn drivers of cross traffic as they back out of a parking space with little to no visibility of what is coming. It is a great new addition that will only increase the safety of the vehicles, while also utilizing something that is already installed in these specific Model 3 and Model Y units.
The Model 3 and Model Y were the central focus of the Spring 2026 Update, especially considering the fact that the Model S and Model X are basically gone, with only a few hundred units left. Additionally, Tesla included new Immersive Sound and Car Visualization for the Model 3 and Model Y specifically in this new update.
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Tesla parked 50+ Cybercabs outside its Texas Factory with some crash tested
Dozens of Tesla Cybercabs have been spotted at Giga Texas crash testing facility ahead of launch.
Drone footage captured by longtime Giga Texas observer Joe Tegtmeyer shows over 50 units of Tesla Cybercab at the Austin factory campus, including several units clustered by Tesla’s on-site crash testing facility.
The outbound lot at Gigafactory Texas sits just outside the factory exit and serves as the primary staging area where finished vehicles are held before being loaded onto transport carriers or dispatched for validation testing. On any given day, the lot holds a mix of Model Y and Cybertruck units alongside the growing Tesla Cybercab fleet, as can be seen in the drone footage captured by Joe Tegtmeyer.
Tesla Cybercab fleet spotted at Gigafactory Texas on April 13, 2026 [Credit: Joe Tegtmeyer)
Tesla Cybercab fleet spotted at Gigafactory Texas [Credit: Joe Tegtmeyer)
Tesla Cybercab crash test units spotted at Gigafactory Texas [Credit: Joe Tegtmeyer)
Tesla announced its Spring 2026 software update, and it’s the most feature-dense seasonal release the company has put out. The update covers twelve named changes spanning FSD, voice AI, safety lighting, dashcam storage, and pet display customization, among other things.
The centerpiece for owners with AI4 hardware is a redesigned Self-Driving app. The new interface lets owners subscribe to Full Self-Driving with a single tap and view ongoing FSD usage stats directly in the vehicle.
Grok gets its biggest in-car upgrade yet. The update adds a “Hey Grok” hands-free wake word along with location-based reminders, so a driver can now say “remind me to pick up groceries when I get home” without touching the screen. Grok first arrived in vehicles in July 2025, but each update has pushed it closer to genuine daily utility. Musk framed the broader vision clearly at Davos in January, saying Tesla is “really moving into a future that is based on autonomy.”
On safety, the update introduces enhanced blind spot warning lights that integrate directly with the cabin’s ambient lighting, building on the blind spot door warning that arrived in update 2026.8.
Dog Mode has been renamed Pet Mode and now lets owners choose a dog, cat, or hedgehog icon and add their pet’s name to the display.
Dashcam retention now extends up to 24 hours, up from the previous one-hour rolling loop, with a permanent save option for any clip. Weather maps now show rain and snow with better color differentiation and include the past hour of precipitation data along the route.
Tesla has now established a clear rhythm of two major OTA pushes per year. As with last year’s Spring update, that cycle started taking shape in 2025 with adaptive headlights and trunk customization. The 2025 Holiday Update then added Grok to the vehicle for the first time. This Spring follows that structure: the Holiday update introduces new architecture, and the Spring update broadens it across the fleet.
Two notable features still did not make it. IFTTT automations, which launched in China earlier this year, were held back from this North American release for unknown reasons, and Apple CarPlay remains absent, reportedly still delayed by iOS 26 and Apple Maps compatibility issues.
Below is the full list of feature updates released by Tesla.
— Tesla (@Tesla) April 13, 2026
Tesla utilizes its ‘Rave Cave’ for new awesome safety feature
Tesla parked 50+ Cybercabs outside its Texas Factory with some crash tested
